Finding the Fourth Proportional to 5,726,553.26, 7,902,694.87 and 3,113,062.29
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Solution
The fourth proportional to 5,726,553.26, 7,902,694.87 and 3,113,062.29 is: 4,296,053.89
Step by Step Solution
- Step 1: Write the proportion equation
5,726,553.26 : 7,902,694.87 = 3,113,062.29 : x - Step 2: Convert to fraction form
5,726,553.26/7,902,694.87 = 3,113,062.29/x - Step 3: Cross multiply
5,726,553.26x = 7,902,694.87 × 3,113,062.29 - Step 4: Simplify right side
5,726,553.26x = 24,601,581,393,064.78 - Step 5: Solve for x
x = 24,601,581,393,064.78/5,726,553.26 - Step 6: Final answer
x = 4,296,053.89
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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.