Home / 1,040,165.40-1,560,248.10-883,090.20

Finding the Fourth Proportional to 1,040,165.40, 1,560,248.10 and 883,090.20

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Solution

The fourth proportional to 1,040,165.40, 1,560,248.10 and 883,090.20 is: 1,324,635.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,165.40 : 1,560,248.10 = 883,090.20 : x
  2. Step 2: Convert to fraction form
    1,040,165.40/1,560,248.10 = 883,090.20/x
  3. Step 3: Cross multiply
    1,040,165.40x = 1,560,248.10 × 883,090.20
  4. Step 4: Simplify right side
    1,040,165.40x = 1,377,839,806,678.62
  5. Step 5: Solve for x
    x = 1,377,839,806,678.62/1,040,165.40
  6. Step 6: Final answer
    x = 1,324,635.30

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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.