Home / 1,202,781.87-1,659,769.22-658,822.95

Finding the Fourth Proportional to 1,202,781.87, 1,659,769.22 and 658,822.95

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Solution

The fourth proportional to 1,202,781.87, 1,659,769.22 and 658,822.95 is: 909,137.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,781.87 : 1,659,769.22 = 658,822.95 : x
  2. Step 2: Convert to fraction form
    1,202,781.87/1,659,769.22 = 658,822.95/x
  3. Step 3: Cross multiply
    1,202,781.87x = 1,659,769.22 × 658,822.95
  4. Step 4: Simplify right side
    1,202,781.87x = 1,093,494,053,839.60
  5. Step 5: Solve for x
    x = 1,093,494,053,839.60/1,202,781.87
  6. Step 6: Final answer
    x = 909,137.46

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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.