Finding the Fourth Proportional to 1,270,704.28, 1,753,729.86 and 726,764.62
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Solution
The fourth proportional to 1,270,704.28, 1,753,729.86 and 726,764.62 is: 1,003,025.52
Step by Step Solution
- Step 1: Write the proportion equation
1,270,704.28 : 1,753,729.86 = 726,764.62 : x - Step 2: Convert to fraction form
1,270,704.28/1,753,729.86 = 726,764.62/x - Step 3: Cross multiply
1,270,704.28x = 1,753,729.86 × 726,764.62 - Step 4: Simplify right side
1,270,704.28x = 1,274,548,815,285.55 - Step 5: Solve for x
x = 1,274,548,815,285.55/1,270,704.28 - Step 6: Final answer
x = 1,003,025.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.