Home / 1,195,960.21-1,650,565.25-679,791.61

Finding the Fourth Proportional to 1,195,960.21, 1,650,565.25 and 679,791.61

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Solution

The fourth proportional to 1,195,960.21, 1,650,565.25 and 679,791.61 is: 938,192.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,960.21 : 1,650,565.25 = 679,791.61 : x
  2. Step 2: Convert to fraction form
    1,195,960.21/1,650,565.25 = 679,791.61/x
  3. Step 3: Cross multiply
    1,195,960.21x = 1,650,565.25 × 679,791.61
  4. Step 4: Simplify right side
    1,195,960.21x = 1,122,040,409,921.02
  5. Step 5: Solve for x
    x = 1,122,040,409,921.02/1,195,960.21
  6. Step 6: Final answer
    x = 938,192.09

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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.