Finding the Fourth Proportional to 2,702,651.13, 3,729,658.94 and 1,478,956.95
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Solution
The fourth proportional to 2,702,651.13, 3,729,658.94 and 1,478,956.95 is: 2,040,960.80
Step by Step Solution
- Step 1: Write the proportion equation
2,702,651.13 : 3,729,658.94 = 1,478,956.95 : x - Step 2: Convert to fraction form
2,702,651.13/3,729,658.94 = 1,478,956.95/x - Step 3: Cross multiply
2,702,651.13x = 3,729,658.94 × 1,478,956.95 - Step 4: Simplify right side
2,702,651.13x = 5,516,005,003,047.85 - Step 5: Solve for x
x = 5,516,005,003,047.85/2,702,651.13 - Step 6: Final answer
x = 2,040,960.80
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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.