Home / 1,874,217-2,811,325.52-454,273.12

Finding the Fourth Proportional to 1,874,217, 2,811,325.52 and 454,273.12

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Solution

The fourth proportional to 1,874,217, 2,811,325.52 and 454,273.12 is: 681,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,217 : 2,811,325.52 = 454,273.12 : x
  2. Step 2: Convert to fraction form
    1,874,217/2,811,325.52 = 454,273.12/x
  3. Step 3: Cross multiply
    1,874,217x = 2,811,325.52 × 454,273.12
  4. Step 4: Simplify right side
    1,874,217x = 1,277,109,615,306.02
  5. Step 5: Solve for x
    x = 1,277,109,615,306.02/1,874,217
  6. Step 6: Final answer
    x = 681,409.68

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Double scale
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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.