Home / 1,874,229-2,811,343.36-454,285.12

Finding the Fourth Proportional to 1,874,229, 2,811,343.36 and 454,285.12

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Solution

The fourth proportional to 1,874,229, 2,811,343.36 and 454,285.12 is: 681,427.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,229 : 2,811,343.36 = 454,285.12 : x
  2. Step 2: Convert to fraction form
    1,874,229/2,811,343.36 = 454,285.12/x
  3. Step 3: Cross multiply
    1,874,229x = 2,811,343.36 × 454,285.12
  4. Step 4: Simplify right side
    1,874,229x = 1,277,151,455,658.80
  5. Step 5: Solve for x
    x = 1,277,151,455,658.80/1,874,229
  6. Step 6: Final answer
    x = 681,427.65

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Double scale
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Similar ratio
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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.