Home / 1,204,372.46-1,661,951.25-660,496.34

Finding the Fourth Proportional to 1,204,372.46, 1,661,951.25 and 660,496.34

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Solution

The fourth proportional to 1,204,372.46, 1,661,951.25 and 660,496.34 is: 911,439.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,372.46 : 1,661,951.25 = 660,496.34 : x
  2. Step 2: Convert to fraction form
    1,204,372.46/1,661,951.25 = 660,496.34/x
  3. Step 3: Cross multiply
    1,204,372.46x = 1,661,951.25 × 660,496.34
  4. Step 4: Simplify right side
    1,204,372.46x = 1,097,712,722,038.30
  5. Step 5: Solve for x
    x = 1,097,712,722,038.30/1,204,372.46
  6. Step 6: Final answer
    x = 911,439.57

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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.