Home / 1,023,805.78-1,535,052.57-425,180.14

Finding the Fourth Proportional to 1,023,805.78, 1,535,052.57 and 425,180.14

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Solution

The fourth proportional to 1,023,805.78, 1,535,052.57 and 425,180.14 is: 637,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,805.78 : 1,535,052.57 = 425,180.14 : x
  2. Step 2: Convert to fraction form
    1,023,805.78/1,535,052.57 = 425,180.14/x
  3. Step 3: Cross multiply
    1,023,805.78x = 1,535,052.57 × 425,180.14
  4. Step 4: Simplify right side
    1,023,805.78x = 652,673,861,187.90
  5. Step 5: Solve for x
    x = 652,673,861,187.90/1,023,805.78
  6. Step 6: Final answer
    x = 637,497.73

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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.