Finding the Fourth Proportional to 5,704,148.12, 8,550,464.90 and 3,575,726.92
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Solution
The fourth proportional to 5,704,148.12, 8,550,464.90 and 3,575,726.92 is: 5,359,981.35
Step by Step Solution
- Step 1: Write the proportion equation
5,704,148.12 : 8,550,464.90 = 3,575,726.92 : x - Step 2: Convert to fraction form
5,704,148.12/8,550,464.90 = 3,575,726.92/x - Step 3: Cross multiply
5,704,148.12x = 8,550,464.90 × 3,575,726.92 - Step 4: Simplify right side
5,704,148.12x = 30,574,127,521,445.11 - Step 5: Solve for x
x = 30,574,127,521,445.11/5,704,148.12 - Step 6: Final answer
x = 5,359,981.35
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1.5x scale
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.