Finding the Fourth Proportional to 1,372,013.76, 2,058,722.64 and 653,167.92
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Solution
The fourth proportional to 1,372,013.76, 2,058,722.64 and 653,167.92 is: 980,086.08
Step by Step Solution
- Step 1: Write the proportion equation
1,372,013.76 : 2,058,722.64 = 653,167.92 : x - Step 2: Convert to fraction form
1,372,013.76/2,058,722.64 = 653,167.92/x - Step 3: Cross multiply
1,372,013.76x = 2,058,722.64 × 653,167.92 - Step 4: Simplify right side
1,372,013.76x = 1,344,691,584,625.71 - Step 5: Solve for x
x = 1,344,691,584,625.71/1,372,013.76 - Step 6: Final answer
x = 980,086.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.