Finding the Fourth Proportional to 2,260,964.20, 3,391,446.30 and 2,048,387.80
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Solution
The fourth proportional to 2,260,964.20, 3,391,446.30 and 2,048,387.80 is: 3,072,581.70
Step by Step Solution
- Step 1: Write the proportion equation
2,260,964.20 : 3,391,446.30 = 2,048,387.80 : x - Step 2: Convert to fraction form
2,260,964.20/3,391,446.30 = 2,048,387.80/x - Step 3: Cross multiply
2,260,964.20x = 3,391,446.30 × 2,048,387.80 - Step 4: Simplify right side
2,260,964.20x = 6,946,997,225,275.14 - Step 5: Solve for x
x = 6,946,997,225,275.14/2,260,964.20 - Step 6: Final answer
x = 3,072,581.70
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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.