Home / 1,753,248.16-2,419,458.91-978,890.86

Finding the Fourth Proportional to 1,753,248.16, 2,419,458.91 and 978,890.86

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Solution

The fourth proportional to 1,753,248.16, 2,419,458.91 and 978,890.86 is: 1,350,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,248.16 : 2,419,458.91 = 978,890.86 : x
  2. Step 2: Convert to fraction form
    1,753,248.16/2,419,458.91 = 978,890.86/x
  3. Step 3: Cross multiply
    1,753,248.16x = 2,419,458.91 × 978,890.86
  4. Step 4: Simplify right side
    1,753,248.16x = 2,368,386,217,286.20
  5. Step 5: Solve for x
    x = 2,368,386,217,286.20/1,753,248.16
  6. Step 6: Final answer
    x = 1,350,856.24

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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.