Home / 1,238,082.08-1,857,538.56-479,948.27

Finding the Fourth Proportional to 1,238,082.08, 1,857,538.56 and 479,948.27

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Solution

The fourth proportional to 1,238,082.08, 1,857,538.56 and 479,948.27 is: 720,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,082.08 : 1,857,538.56 = 479,948.27 : x
  2. Step 2: Convert to fraction form
    1,238,082.08/1,857,538.56 = 479,948.27/x
  3. Step 3: Cross multiply
    1,238,082.08x = 1,857,538.56 × 479,948.27
  4. Step 4: Simplify right side
    1,238,082.08x = 891,522,418,330.29
  5. Step 5: Solve for x
    x = 891,522,418,330.29/1,238,082.08
  6. Step 6: Final answer
    x = 720,083.45

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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.