Finding the Fourth Proportional to 2,260,191.20, 3,119,882.66 and 1,496,490.80
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Solution
The fourth proportional to 2,260,191.20, 3,119,882.66 and 1,496,490.80 is: 2,065,699.44
Step by Step Solution
- Step 1: Write the proportion equation
2,260,191.20 : 3,119,882.66 = 1,496,490.80 : x - Step 2: Convert to fraction form
2,260,191.20/3,119,882.66 = 1,496,490.80/x - Step 3: Cross multiply
2,260,191.20x = 3,119,882.66 × 1,496,490.80 - Step 4: Simplify right side
2,260,191.20x = 4,668,875,697,769.53 - Step 5: Solve for x
x = 4,668,875,697,769.53/2,260,191.20 - Step 6: Final answer
x = 2,065,699.44
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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.