Home / 2,138,708.48-2,951,454.04-1,171,933.04

Finding the Fourth Proportional to 2,138,708.48, 2,951,454.04 and 1,171,933.04

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Solution

The fourth proportional to 2,138,708.48, 2,951,454.04 and 1,171,933.04 is: 1,617,287.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,708.48 : 2,951,454.04 = 1,171,933.04 : x
  2. Step 2: Convert to fraction form
    2,138,708.48/2,951,454.04 = 1,171,933.04/x
  3. Step 3: Cross multiply
    2,138,708.48x = 2,951,454.04 × 1,171,933.04
  4. Step 4: Simplify right side
    2,138,708.48x = 3,458,906,505,517.48
  5. Step 5: Solve for x
    x = 3,458,906,505,517.48/2,138,708.48
  6. Step 6: Final answer
    x = 1,617,287.51

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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.