Home / 1,253,027.75-1,729,180.00-680,067.92

Finding the Fourth Proportional to 1,253,027.75, 1,729,180.00 and 680,067.92

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Solution

The fourth proportional to 1,253,027.75, 1,729,180.00 and 680,067.92 is: 938,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,027.75 : 1,729,180.00 = 680,067.92 : x
  2. Step 2: Convert to fraction form
    1,253,027.75/1,729,180.00 = 680,067.92/x
  3. Step 3: Cross multiply
    1,253,027.75x = 1,729,180.00 × 680,067.92
  4. Step 4: Simplify right side
    1,253,027.75x = 1,175,959,848,528.38
  5. Step 5: Solve for x
    x = 1,175,959,848,528.38/1,253,027.75
  6. Step 6: Final answer
    x = 938,494.66

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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.