Home / 1,027,079.96-1,540,318.79-386,921.82

Finding the Fourth Proportional to 1,027,079.96, 1,540,318.79 and 386,921.82

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Solution

The fourth proportional to 1,027,079.96, 1,540,318.79 and 386,921.82 is: 580,269.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,079.96 : 1,540,318.79 = 386,921.82 : x
  2. Step 2: Convert to fraction form
    1,027,079.96/1,540,318.79 = 386,921.82/x
  3. Step 3: Cross multiply
    1,027,079.96x = 1,540,318.79 × 386,921.82
  4. Step 4: Simplify right side
    1,027,079.96x = 595,982,949,313.38
  5. Step 5: Solve for x
    x = 595,982,949,313.38/1,027,079.96
  6. Step 6: Final answer
    x = 580,269.28

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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.