Finding the Fourth Proportional to 4,201,362.28, 6,298,304.46 and 1,641,995.20
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Solution
The fourth proportional to 4,201,362.28, 6,298,304.46 and 1,641,995.20 is: 2,461,531.52
Step by Step Solution
- Step 1: Write the proportion equation
4,201,362.28 : 6,298,304.46 = 1,641,995.20 : x - Step 2: Convert to fraction form
4,201,362.28/6,298,304.46 = 1,641,995.20/x - Step 3: Cross multiply
4,201,362.28x = 6,298,304.46 × 1,641,995.20 - Step 4: Simplify right side
4,201,362.28x = 10,341,785,691,458.59 - Step 5: Solve for x
x = 10,341,785,691,458.59/4,201,362.28 - Step 6: Final answer
x = 2,461,531.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.