Home / 1,040,082.30-1,560,123.45-970,098.30

Finding the Fourth Proportional to 1,040,082.30, 1,560,123.45 and 970,098.30

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Solution

The fourth proportional to 1,040,082.30, 1,560,123.45 and 970,098.30 is: 1,455,147.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,082.30 : 1,560,123.45 = 970,098.30 : x
  2. Step 2: Convert to fraction form
    1,040,082.30/1,560,123.45 = 970,098.30/x
  3. Step 3: Cross multiply
    1,040,082.30x = 1,560,123.45 × 970,098.30
  4. Step 4: Simplify right side
    1,040,082.30x = 1,513,473,106,635.14
  5. Step 5: Solve for x
    x = 1,513,473,106,635.14/1,040,082.30
  6. Step 6: Final answer
    x = 1,455,147.45

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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.