Answer
If it would cost $1 million to finish development and make the product, you should go ahead and do so. The most you should pay to complete the development is 3 million.
Work Step by Step
If it would cost $1 million to finish development and make the product, you should go ahead and do so. The most you should pay to complete the development is 3 million. This is because if you exceed 3 million dollars, you will lose money in the long run.