Home / 2,132,629.06-3,198,943.55-712,685.11

Finding the Fourth Proportional to 2,132,629.06, 3,198,943.55 and 712,685.11

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Solution

The fourth proportional to 2,132,629.06, 3,198,943.55 and 712,685.11 is: 1,069,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,629.06 : 3,198,943.55 = 712,685.11 : x
  2. Step 2: Convert to fraction form
    2,132,629.06/3,198,943.55 = 712,685.11/x
  3. Step 3: Cross multiply
    2,132,629.06x = 3,198,943.55 × 712,685.11
  4. Step 4: Simplify right side
    2,132,629.06x = 2,279,839,416,257.40
  5. Step 5: Solve for x
    x = 2,279,839,416,257.40/2,132,629.06
  6. Step 6: Final answer
    x = 1,069,027.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.