Home / 1,253,027.80-1,729,180.02-680,067.96

Finding the Fourth Proportional to 1,253,027.80, 1,729,180.02 and 680,067.96

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Solution

The fourth proportional to 1,253,027.80, 1,729,180.02 and 680,067.96 is: 938,494.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,027.80 : 1,729,180.02 = 680,067.96 : x
  2. Step 2: Convert to fraction form
    1,253,027.80/1,729,180.02 = 680,067.96/x
  3. Step 3: Cross multiply
    1,253,027.80x = 1,729,180.02 × 680,067.96
  4. Step 4: Simplify right side
    1,253,027.80x = 1,175,959,928,674.16
  5. Step 5: Solve for x
    x = 1,175,959,928,674.16/1,253,027.80
  6. Step 6: Final answer
    x = 938,494.68

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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.