Home / 1,335,194.38-1,842,642.03-762,418.54

Finding the Fourth Proportional to 1,335,194.38, 1,842,642.03 and 762,418.54

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Solution

The fourth proportional to 1,335,194.38, 1,842,642.03 and 762,418.54 is: 1,052,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,194.38 : 1,842,642.03 = 762,418.54 : x
  2. Step 2: Convert to fraction form
    1,335,194.38/1,842,642.03 = 762,418.54/x
  3. Step 3: Cross multiply
    1,335,194.38x = 1,842,642.03 × 762,418.54
  4. Step 4: Simplify right side
    1,335,194.38x = 1,404,864,446,255.24
  5. Step 5: Solve for x
    x = 1,404,864,446,255.24/1,335,194.38
  6. Step 6: Final answer
    x = 1,052,179.72

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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.