Home / 1,248,540.60-1,870,046.10-1,027,356.60

Finding the Fourth Proportional to 1,248,540.60, 1,870,046.10 and 1,027,356.60

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Solution

The fourth proportional to 1,248,540.60, 1,870,046.10 and 1,027,356.60 is: 1,538,759.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,540.60 : 1,870,046.10 = 1,027,356.60 : x
  2. Step 2: Convert to fraction form
    1,248,540.60/1,870,046.10 = 1,027,356.60/x
  3. Step 3: Cross multiply
    1,248,540.60x = 1,870,046.10 × 1,027,356.60
  4. Step 4: Simplify right side
    1,248,540.60x = 1,921,204,203,139.26
  5. Step 5: Solve for x
    x = 1,921,204,203,139.26/1,248,540.60
  6. Step 6: Final answer
    x = 1,538,759.90

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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.