Assuming the cost of direct materials used is $1,500,000, compute the total manufacturing costs using the information below. Raw materials inventory, January 1 $ 30,000 Raw materials inventory, December 31 60,000 Work in process, January 1 27,000 Work in process, December 31 18,000 Finished goods, January 1 60,000 Finished goods, December 31 48,000 Raw materials purchases 1,500,000 Direct labor 690,000 Factory utilities 225,000 Indirect labor 75,000 Factory depreciation 500,000 Operating expenses 630,000