Finding the Fourth Proportional to 4,389,057.17, 6,056,761.49 and 2,428,816.94
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Solution
The fourth proportional to 4,389,057.17, 6,056,761.49 and 2,428,816.94 is: 3,351,691.34
Step by Step Solution
- Step 1: Write the proportion equation
4,389,057.17 : 6,056,761.49 = 2,428,816.94 : x - Step 2: Convert to fraction form
4,389,057.17/6,056,761.49 = 2,428,816.94/x - Step 3: Cross multiply
4,389,057.17x = 6,056,761.49 × 2,428,816.94 - Step 4: Simplify right side
4,389,057.17x = 14,710,764,878,167.83 - Step 5: Solve for x
x = 14,710,764,878,167.83/4,389,057.17 - Step 6: Final answer
x = 3,351,691.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.