Home / 1,304,005.20-1,799,613.55-731,082.48

Finding the Fourth Proportional to 1,304,005.20, 1,799,613.55 and 731,082.48

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Solution

The fourth proportional to 1,304,005.20, 1,799,613.55 and 731,082.48 is: 1,008,942.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,005.20 : 1,799,613.55 = 731,082.48 : x
  2. Step 2: Convert to fraction form
    1,304,005.20/1,799,613.55 = 731,082.48/x
  3. Step 3: Cross multiply
    1,304,005.20x = 1,799,613.55 × 731,082.48
  4. Step 4: Simplify right side
    1,304,005.20x = 1,315,665,937,175.60
  5. Step 5: Solve for x
    x = 1,315,665,937,175.60/1,304,005.20
  6. Step 6: Final answer
    x = 1,008,942.25

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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.