VitalJuice Corporation Reports the Following Schedule of Prior Year Taxes

VitalJuice Corporation reports the following schedule of prior year taxes it owed: $$\begin{array} { | l | l | l | } \hline \text { Year } & \begin{array} { l } \text { Regular tax } \\\text { liability }\end{array} & \begin{array} { l } \text { Tentative minimum } \\\text { tax }\end{array} \\\hline \text { Year 1 } & \$ 750,000 & \$ 700,000 \\\hline \text { Year 2 } & \$ 800,000 & \$ 900,000 \\\hline \text { Year 3 } & \$ 850,000 & \$ 900,000 \\\hline \text { Year 4 } & \$ 900,000 & \$ 700,000 \\\hline\end{array}$$ What is VitalJuice's tax liability for Year 4?