Home / 1,538,110.62-2,307,171.60-473,145.30

Finding the Fourth Proportional to 1,538,110.62, 2,307,171.60 and 473,145.30

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Solution

The fourth proportional to 1,538,110.62, 2,307,171.60 and 473,145.30 is: 709,719.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,110.62 : 2,307,171.60 = 473,145.30 : x
  2. Step 2: Convert to fraction form
    1,538,110.62/2,307,171.60 = 473,145.30/x
  3. Step 3: Cross multiply
    1,538,110.62x = 2,307,171.60 × 473,145.30
  4. Step 4: Simplify right side
    1,538,110.62x = 1,091,627,398,833.48
  5. Step 5: Solve for x
    x = 1,091,627,398,833.48/1,538,110.62
  6. Step 6: Final answer
    x = 709,719.69

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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.