Home / 1,436,380.95-1,982,219.18-791,824.20

Finding the Fourth Proportional to 1,436,380.95, 1,982,219.18 and 791,824.20

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Solution

The fourth proportional to 1,436,380.95, 1,982,219.18 and 791,824.20 is: 1,092,724.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,380.95 : 1,982,219.18 = 791,824.20 : x
  2. Step 2: Convert to fraction form
    1,436,380.95/1,982,219.18 = 791,824.20/x
  3. Step 3: Cross multiply
    1,436,380.95x = 1,982,219.18 × 791,824.20
  4. Step 4: Simplify right side
    1,436,380.95x = 1,569,569,112,469.04
  5. Step 5: Solve for x
    x = 1,569,569,112,469.04/1,436,380.95
  6. Step 6: Final answer
    x = 1,092,724.82

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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.