Home / 2,250,171.38-3,105,236.51-1,231,576.13

Finding the Fourth Proportional to 2,250,171.38, 3,105,236.51 and 1,231,576.13

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Solution

The fourth proportional to 2,250,171.38, 3,105,236.51 and 1,231,576.13 is: 1,699,575.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250,171.38 : 3,105,236.51 = 1,231,576.13 : x
  2. Step 2: Convert to fraction form
    2,250,171.38/3,105,236.51 = 1,231,576.13/x
  3. Step 3: Cross multiply
    2,250,171.38x = 3,105,236.51 × 1,231,576.13
  4. Step 4: Simplify right side
    2,250,171.38x = 3,824,335,142,036.44
  5. Step 5: Solve for x
    x = 3,824,335,142,036.44/2,250,171.38
  6. Step 6: Final answer
    x = 1,699,575.06

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.