Home / 1,202,711.22-1,659,112.20-743,679.04

Finding the Fourth Proportional to 1,202,711.22, 1,659,112.20 and 743,679.04

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Solution

The fourth proportional to 1,202,711.22, 1,659,112.20 and 743,679.04 is: 1,025,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,711.22 : 1,659,112.20 = 743,679.04 : x
  2. Step 2: Convert to fraction form
    1,202,711.22/1,659,112.20 = 743,679.04/x
  3. Step 3: Cross multiply
    1,202,711.22x = 1,659,112.20 × 743,679.04
  4. Step 4: Simplify right side
    1,202,711.22x = 1,233,846,968,148.29
  5. Step 5: Solve for x
    x = 1,233,846,968,148.29/1,202,711.22
  6. Step 6: Final answer
    x = 1,025,887.97

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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.