Finding the Fourth Proportional to 4,608,839.29, 6,913,591.10 and 1,768,951.45
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Solution
The fourth proportional to 4,608,839.29, 6,913,591.10 and 1,768,951.45 is: 2,653,554.66
Step by Step Solution
- Step 1: Write the proportion equation
4,608,839.29 : 6,913,591.10 = 1,768,951.45 : x - Step 2: Convert to fraction form
4,608,839.29/6,913,591.10 = 1,768,951.45/x - Step 3: Cross multiply
4,608,839.29x = 6,913,591.10 × 1,768,951.45 - Step 4: Simplify right side
4,608,839.29x = 12,229,806,957,639.38 - Step 5: Solve for x
x = 12,229,806,957,639.38/4,608,839.29 - Step 6: Final answer
x = 2,653,554.66
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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.