Finding the Fourth Proportional to 4,088,747.40, 6,133,121.10 and 3,291,585.90
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Solution
The fourth proportional to 4,088,747.40, 6,133,121.10 and 3,291,585.90 is: 4,937,378.85
Step by Step Solution
- Step 1: Write the proportion equation
4,088,747.40 : 6,133,121.10 = 3,291,585.90 : x - Step 2: Convert to fraction form
4,088,747.40/6,133,121.10 = 3,291,585.90/x - Step 3: Cross multiply
4,088,747.40x = 6,133,121.10 × 3,291,585.90 - Step 4: Simplify right side
4,088,747.40x = 20,187,694,935,752.49 - Step 5: Solve for x
x = 20,187,694,935,752.49/4,088,747.40 - Step 6: Final answer
x = 4,937,378.85
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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.