Home / 1,204,237.30-1,661,833.76-694,928.74

Finding the Fourth Proportional to 1,204,237.30, 1,661,833.76 and 694,928.74

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Solution

The fourth proportional to 1,204,237.30, 1,661,833.76 and 694,928.74 is: 958,993.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,237.30 : 1,661,833.76 = 694,928.74 : x
  2. Step 2: Convert to fraction form
    1,204,237.30/1,661,833.76 = 694,928.74/x
  3. Step 3: Cross multiply
    1,204,237.30x = 1,661,833.76 × 694,928.74
  4. Step 4: Simplify right side
    1,204,237.30x = 1,154,856,040,926.26
  5. Step 5: Solve for x
    x = 1,154,856,040,926.26/1,204,237.30
  6. Step 6: Final answer
    x = 958,993.75

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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.