Finding the Fourth Proportional to 4,471,760.80, 6,171,021.48 and 2,434,565.44
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Solution
The fourth proportional to 4,471,760.80, 6,171,021.48 and 2,434,565.44 is: 3,359,695.72
Step by Step Solution
- Step 1: Write the proportion equation
4,471,760.80 : 6,171,021.48 = 2,434,565.44 : x - Step 2: Convert to fraction form
4,471,760.80/6,171,021.48 = 2,434,565.44/x - Step 3: Cross multiply
4,471,760.80x = 6,171,021.48 × 2,434,565.44 - Step 4: Simplify right side
4,471,760.80x = 15,023,755,624,705.65 - Step 5: Solve for x
x = 15,023,755,624,705.65/4,471,760.80 - Step 6: Final answer
x = 3,359,695.72
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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.