Finding the Fourth Proportional to 1,250,142.53, 1,725,204.97 and 677,182.70
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Solution
The fourth proportional to 1,250,142.53, 1,725,204.97 and 677,182.70 is: 934,516.61
Step by Step Solution
- Step 1: Write the proportion equation
1,250,142.53 : 1,725,204.97 = 677,182.70 : x - Step 2: Convert to fraction form
1,250,142.53/1,725,204.97 = 677,182.70/x - Step 3: Cross multiply
1,250,142.53x = 1,725,204.97 × 677,182.70 - Step 4: Simplify right side
1,250,142.53x = 1,168,278,951,011.99 - Step 5: Solve for x
x = 1,168,278,951,011.99/1,250,142.53 - Step 6: Final answer
x = 934,516.61
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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.