Finding the Fourth Proportional to 2,155,251.24, 3,232,876.86 and 956,891.88
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Solution
The fourth proportional to 2,155,251.24, 3,232,876.86 and 956,891.88 is: 1,435,337.82
Step by Step Solution
- Step 1: Write the proportion equation
2,155,251.24 : 3,232,876.86 = 956,891.88 : x - Step 2: Convert to fraction form
2,155,251.24/3,232,876.86 = 956,891.88/x - Step 3: Cross multiply
2,155,251.24x = 3,232,876.86 × 956,891.88 - Step 4: Simplify right side
2,155,251.24x = 3,093,513,616,373.90 - Step 5: Solve for x
x = 3,093,513,616,373.90/2,155,251.24 - Step 6: Final answer
x = 1,435,337.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.