Home / 1,008,187.38-1,390,363.92-735,823.80

Finding the Fourth Proportional to 1,008,187.38, 1,390,363.92 and 735,823.80

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Solution

The fourth proportional to 1,008,187.38, 1,390,363.92 and 735,823.80 is: 1,014,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,187.38 : 1,390,363.92 = 735,823.80 : x
  2. Step 2: Convert to fraction form
    1,008,187.38/1,390,363.92 = 735,823.80/x
  3. Step 3: Cross multiply
    1,008,187.38x = 1,390,363.92 × 735,823.80
  4. Step 4: Simplify right side
    1,008,187.38x = 1,023,062,862,997.30
  5. Step 5: Solve for x
    x = 1,023,062,862,997.30/1,008,187.38
  6. Step 6: Final answer
    x = 1,014,754.68

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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.