Finding the Fourth Proportional to 1,587,478.66, 2,381,546.05 and 522,584.62
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Solution
The fourth proportional to 1,587,478.66, 2,381,546.05 and 522,584.62 is: 783,984.92
Step by Step Solution
- Step 1: Write the proportion equation
1,587,478.66 : 2,381,546.05 = 522,584.62 : x - Step 2: Convert to fraction form
1,587,478.66/2,381,546.05 = 522,584.62/x - Step 3: Cross multiply
1,587,478.66x = 2,381,546.05 × 522,584.62 - Step 4: Simplify right side
1,587,478.66x = 1,244,559,337,551.75 - Step 5: Solve for x
x = 1,244,559,337,551.75/1,587,478.66 - Step 6: Final answer
x = 783,984.92
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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.