Finding the Fourth Proportional to 4,091,713.20, 6,137,569.80 and 2,497,390.20
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Solution
The fourth proportional to 4,091,713.20, 6,137,569.80 and 2,497,390.20 is: 3,746,085.30
Step by Step Solution
- Step 1: Write the proportion equation
4,091,713.20 : 6,137,569.80 = 2,497,390.20 : x - Step 2: Convert to fraction form
4,091,713.20/6,137,569.80 = 2,497,390.20/x - Step 3: Cross multiply
4,091,713.20x = 6,137,569.80 × 2,497,390.20 - Step 4: Simplify right side
4,091,713.20x = 15,327,906,670,335.96 - Step 5: Solve for x
x = 15,327,906,670,335.96/4,091,713.20 - Step 6: Final answer
x = 3,746,085.30
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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.