Finding the Fourth Proportional to 2,267,671.59, 3,129,391.08 and 1,235,176.20
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Solution
The fourth proportional to 2,267,671.59, 3,129,391.08 and 1,235,176.20 is: 1,704,545.49
Step by Step Solution
- Step 1: Write the proportion equation
2,267,671.59 : 3,129,391.08 = 1,235,176.20 : x - Step 2: Convert to fraction form
2,267,671.59/3,129,391.08 = 1,235,176.20/x - Step 3: Cross multiply
2,267,671.59x = 3,129,391.08 × 1,235,176.20 - Step 4: Simplify right side
2,267,671.59x = 3,865,349,382,508.30 - Step 5: Solve for x
x = 3,865,349,382,508.30/2,267,671.59 - Step 6: Final answer
x = 1,704,545.49
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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.