The Piper Co purchased a new machine 4 years ago at $15 million. The machine can be sold for $5 million today. The firm's current balance sheet shows a net fixed assets of $3 million, current liabilities of $2 million, and a net working capital of $750,000. If all the current assets were liquidated today, the company would receive $2.15 million cash. Calculate the book value of the firms assets.