Finding the Fourth Proportional to 2,801,052.90, 4,192,248.15 and 2,465,129.70
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Solution
The fourth proportional to 2,801,052.90, 4,192,248.15 and 2,465,129.70 is: 3,689,482.42
Step by Step Solution
- Step 1: Write the proportion equation
2,801,052.90 : 4,192,248.15 = 2,465,129.70 : x - Step 2: Convert to fraction form
2,801,052.90/4,192,248.15 = 2,465,129.70/x - Step 3: Cross multiply
2,801,052.90x = 4,192,248.15 × 2,465,129.70 - Step 4: Simplify right side
2,801,052.90x = 10,334,435,424,335.05 - Step 5: Solve for x
x = 10,334,435,424,335.05/2,801,052.90 - Step 6: Final answer
x = 3,689,482.42
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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.