Finding the Fourth Proportional to 1,587,486.16, 2,381,557.26 and 522,592.12
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Solution
The fourth proportional to 1,587,486.16, 2,381,557.26 and 522,592.12 is: 783,996.16
Step by Step Solution
- Step 1: Write the proportion equation
1,587,486.16 : 2,381,557.26 = 522,592.12 : x - Step 2: Convert to fraction form
1,587,486.16/2,381,557.26 = 522,592.12/x - Step 3: Cross multiply
1,587,486.16x = 2,381,557.26 × 522,592.12 - Step 4: Simplify right side
1,587,486.16x = 1,244,583,057,404.79 - Step 5: Solve for x
x = 1,244,583,057,404.79/1,587,486.16 - Step 6: Final answer
x = 783,996.16
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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.