Finding the Fourth Proportional to 2,548,226.16, 3,516,552.68 and 1,402,306.52
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Solution
The fourth proportional to 2,548,226.16, 3,516,552.68 and 1,402,306.52 is: 1,935,183.31
Step by Step Solution
- Step 1: Write the proportion equation
2,548,226.16 : 3,516,552.68 = 1,402,306.52 : x - Step 2: Convert to fraction form
2,548,226.16/3,516,552.68 = 1,402,306.52/x - Step 3: Cross multiply
2,548,226.16x = 3,516,552.68 × 1,402,306.52 - Step 4: Simplify right side
2,548,226.16x = 4,931,284,726,493.18 - Step 5: Solve for x
x = 4,931,284,726,493.18/2,548,226.16 - Step 6: Final answer
x = 1,935,183.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.