Home / 1,874,149.16-2,811,198.78-454,217.54

Finding the Fourth Proportional to 1,874,149.16, 2,811,198.78 and 454,217.54

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Solution

The fourth proportional to 1,874,149.16, 2,811,198.78 and 454,217.54 is: 681,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,149.16 : 2,811,198.78 = 454,217.54 : x
  2. Step 2: Convert to fraction form
    1,874,149.16/2,811,198.78 = 454,217.54/x
  3. Step 3: Cross multiply
    1,874,149.16x = 2,811,198.78 × 454,217.54
  4. Step 4: Simplify right side
    1,874,149.16x = 1,276,895,794,302.60
  5. Step 5: Solve for x
    x = 1,276,895,794,302.60/1,874,149.16
  6. Step 6: Final answer
    x = 681,320.26

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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.