Finding the Fourth Proportional to 1,427,124.70, 2,138,872.65 and 584,724.70
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Solution
The fourth proportional to 1,427,124.70, 2,138,872.65 and 584,724.70 is: 876,343.65
Step by Step Solution
- Step 1: Write the proportion equation
1,427,124.70 : 2,138,872.65 = 584,724.70 : x - Step 2: Convert to fraction form
1,427,124.70/2,138,872.65 = 584,724.70/x - Step 3: Cross multiply
1,427,124.70x = 2,138,872.65 × 584,724.70 - Step 4: Simplify right side
1,427,124.70x = 1,250,651,668,609.45 - Step 5: Solve for x
x = 1,250,651,668,609.45/1,427,124.70 - Step 6: Final answer
x = 876,343.65
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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.