Finding the Fourth Proportional to 1,252,951.59, 1,728,823.08 and 762,592.68
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Solution
The fourth proportional to 1,252,951.59, 1,728,823.08 and 762,592.68 is: 1,052,225.67
Step by Step Solution
- Step 1: Write the proportion equation
1,252,951.59 : 1,728,823.08 = 762,592.68 : x - Step 2: Convert to fraction form
1,252,951.59/1,728,823.08 = 762,592.68/x - Step 3: Cross multiply
1,252,951.59x = 1,728,823.08 × 762,592.68 - Step 4: Simplify right side
1,252,951.59x = 1,318,387,825,823.05 - Step 5: Solve for x
x = 1,318,387,825,823.05/1,252,951.59 - Step 6: Final answer
x = 1,052,225.67
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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.