Finding the Fourth Proportional to 5,726,260.92, 7,902,390.92 and 3,148,006.62
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Solution
The fourth proportional to 5,726,260.92, 7,902,390.92 and 3,148,006.62 is: 4,344,332.07
Step by Step Solution
- Step 1: Write the proportion equation
5,726,260.92 : 7,902,390.92 = 3,148,006.62 : x - Step 2: Convert to fraction form
5,726,260.92/7,902,390.92 = 3,148,006.62/x - Step 3: Cross multiply
5,726,260.92x = 7,902,390.92 × 3,148,006.62 - Step 4: Simplify right side
5,726,260.92x = 24,876,778,929,987.89 - Step 5: Solve for x
x = 24,876,778,929,987.89/5,726,260.92 - Step 6: Final answer
x = 4,344,332.07
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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.