Home / 1,195,791.24-1,791,689.64-840,168.60

Finding the Fourth Proportional to 1,195,791.24, 1,791,689.64 and 840,168.60

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Solution

The fourth proportional to 1,195,791.24, 1,791,689.64 and 840,168.60 is: 1,258,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,791.24 : 1,791,689.64 = 840,168.60 : x
  2. Step 2: Convert to fraction form
    1,195,791.24/1,791,689.64 = 840,168.60/x
  3. Step 3: Cross multiply
    1,195,791.24x = 1,791,689.64 × 840,168.60
  4. Step 4: Simplify right side
    1,195,791.24x = 1,505,321,376,473.30
  5. Step 5: Solve for x
    x = 1,505,321,376,473.30/1,195,791.24
  6. Step 6: Final answer
    x = 1,258,849.64

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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.