Home / 1,395,252.38-2,092,674.44-665,610.86

Finding the Fourth Proportional to 1,395,252.38, 2,092,674.44 and 665,610.86

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Solution

The fourth proportional to 1,395,252.38, 2,092,674.44 and 665,610.86 is: 998,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,252.38 : 2,092,674.44 = 665,610.86 : x
  2. Step 2: Convert to fraction form
    1,395,252.38/2,092,674.44 = 665,610.86/x
  3. Step 3: Cross multiply
    1,395,252.38x = 2,092,674.44 × 665,610.86
  4. Step 4: Simplify right side
    1,395,252.38x = 1,392,906,819,916.99
  5. Step 5: Solve for x
    x = 1,392,906,819,916.99/1,395,252.38
  6. Step 6: Final answer
    x = 998,318.90

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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.