Home / 2,002,320.38-3,000,982.49-976,805.56

Finding the Fourth Proportional to 2,002,320.38, 3,000,982.49 and 976,805.56

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Solution

The fourth proportional to 2,002,320.38, 3,000,982.49 and 976,805.56 is: 1,463,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,320.38 : 3,000,982.49 = 976,805.56 : x
  2. Step 2: Convert to fraction form
    2,002,320.38/3,000,982.49 = 976,805.56/x
  3. Step 3: Cross multiply
    2,002,320.38x = 3,000,982.49 × 976,805.56
  4. Step 4: Simplify right side
    2,002,320.38x = 2,931,376,381,694.65
  5. Step 5: Solve for x
    x = 2,931,376,381,694.65/2,002,320.38
  6. Step 6: Final answer
    x = 1,463,989.68

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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.