Home / 1,253,027.37-1,729,179.48-680,067.55

Finding the Fourth Proportional to 1,253,027.37, 1,729,179.48 and 680,067.55

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Solution

The fourth proportional to 1,253,027.37, 1,729,179.48 and 680,067.55 is: 938,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,027.37 : 1,729,179.48 = 680,067.55 : x
  2. Step 2: Convert to fraction form
    1,253,027.37/1,729,179.48 = 680,067.55/x
  3. Step 3: Cross multiply
    1,253,027.37x = 1,729,179.48 × 680,067.55
  4. Step 4: Simplify right side
    1,253,027.37x = 1,175,958,843,633.59
  5. Step 5: Solve for x
    x = 1,175,958,843,633.59/1,253,027.37
  6. Step 6: Final answer
    x = 938,494.14

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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.