Finding the Fourth Proportional to 3,592,671.29, 5,387,013.12 and 1,195,207.17
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Solution
The fourth proportional to 3,592,671.29, 5,387,013.12 and 1,195,207.17 is: 1,792,147.45
Step by Step Solution
- Step 1: Write the proportion equation
3,592,671.29 : 5,387,013.12 = 1,195,207.17 : x - Step 2: Convert to fraction form
3,592,671.29/5,387,013.12 = 1,195,207.17/x - Step 3: Cross multiply
3,592,671.29x = 5,387,013.12 × 1,195,207.17 - Step 4: Simplify right side
3,592,671.29x = 6,438,596,705,908.07 - Step 5: Solve for x
x = 6,438,596,705,908.07/3,592,671.29 - Step 6: Final answer
x = 1,792,147.45
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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.