Finding the Fourth Proportional to 5,096,397.62, 7,644,612.15 and 1,258,220.48
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Solution
The fourth proportional to 5,096,397.62, 7,644,612.15 and 1,258,220.48 is: 1,887,334.59
Step by Step Solution
- Step 1: Write the proportion equation
5,096,397.62 : 7,644,612.15 = 1,258,220.48 : x - Step 2: Convert to fraction form
5,096,397.62/7,644,612.15 = 1,258,220.48/x - Step 3: Cross multiply
5,096,397.62x = 7,644,612.15 × 1,258,220.48 - Step 4: Simplify right side
5,096,397.62x = 9,618,607,527,418.22 - Step 5: Solve for x
x = 9,618,607,527,418.22/5,096,397.62 - Step 6: Final answer
x = 1,887,334.59
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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.