On January 1, 2018, Gravel Inc

On January 1, 2018, Gravel Inc. leased construction equipment from Rocky Mountain Leasing. Rocky Mountain Leasing purchased the equipment from Bishop Inc. at a cost of $1,916,316. Gravel's borrowing rate for similar transactions is 10%.
The lease agreement specified four annual payments of $400,000 beginning January 1, 2018, the beginning of the lease, and at each December 31 thereafter through 2020. The useful life of the equipment is estimated to be six years. The present value of those four payments at a discount rate of 10% is $1,394,740.
On January 1, 2020 (after two years and three payments), Gravel and Rocky Mountain agreed to extend the lease term by two years. The market rate of interest at that time was 9%.
Required:
Round your answers to the nearest whole dollar amounts.
1. Prepare the appropriate journal entries for Gravel Inc. on January 1, 2020, to adjust its lease liability for the lease modification.
2. Prepare all appropriate journal entries for Rocky Mountain Leasing on January 1, 2020, to record the lease modification.
3. Prepare all appropriate journal entries for Gravel Inc. on December 31, 2020, related to the lease.
4. Prepare all appropriate journal entries for Rocky Mountain Leasing on December 31, 2020, related to the lease.