Home / 1,272,759.44-1,756,414.64-699,836.52

Finding the Fourth Proportional to 1,272,759.44, 1,756,414.64 and 699,836.52

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Solution

The fourth proportional to 1,272,759.44, 1,756,414.64 and 699,836.52 is: 965,778.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,272,759.44 : 1,756,414.64 = 699,836.52 : x
  2. Step 2: Convert to fraction form
    1,272,759.44/1,756,414.64 = 699,836.52/x
  3. Step 3: Cross multiply
    1,272,759.44x = 1,756,414.64 × 699,836.52
  4. Step 4: Simplify right side
    1,272,759.44x = 1,229,203,109,334.65
  5. Step 5: Solve for x
    x = 1,229,203,109,334.65/1,272,759.44
  6. Step 6: Final answer
    x = 965,778.03

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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.