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Finding the Fourth Proportional to 1,560,481, 2,340,722.46 and 378,529

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Solution

The fourth proportional to 1,560,481, 2,340,722.46 and 378,529 is: 567,793.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,481 : 2,340,722.46 = 378,529 : x
  2. Step 2: Convert to fraction form
    1,560,481/2,340,722.46 = 378,529/x
  3. Step 3: Cross multiply
    1,560,481x = 2,340,722.46 × 378,529
  4. Step 4: Simplify right side
    1,560,481x = 886,031,332,061.34
  5. Step 5: Solve for x
    x = 886,031,332,061.34/1,560,481
  6. Step 6: Final answer
    x = 567,793.73

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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.