Home / 1,388,892.60-2,083,338.90-502,221.24

Finding the Fourth Proportional to 1,388,892.60, 2,083,338.90 and 502,221.24

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Solution

The fourth proportional to 1,388,892.60, 2,083,338.90 and 502,221.24 is: 753,331.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,388,892.60 : 2,083,338.90 = 502,221.24 : x
  2. Step 2: Convert to fraction form
    1,388,892.60/2,083,338.90 = 502,221.24/x
  3. Step 3: Cross multiply
    1,388,892.60x = 2,083,338.90 × 502,221.24
  4. Step 4: Simplify right side
    1,388,892.60x = 1,046,297,045,698.24
  5. Step 5: Solve for x
    x = 1,046,297,045,698.24/1,388,892.60
  6. Step 6: Final answer
    x = 753,331.86

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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.