Home / 1,105,727.72-1,526,375.07-743,361.75

Finding the Fourth Proportional to 1,105,727.72, 1,526,375.07 and 743,361.75

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Solution

The fourth proportional to 1,105,727.72, 1,526,375.07 and 743,361.75 is: 1,026,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,727.72 : 1,526,375.07 = 743,361.75 : x
  2. Step 2: Convert to fraction form
    1,105,727.72/1,526,375.07 = 743,361.75/x
  3. Step 3: Cross multiply
    1,105,727.72x = 1,526,375.07 × 743,361.75
  4. Step 4: Simplify right side
    1,105,727.72x = 1,134,648,843,191.57
  5. Step 5: Solve for x
    x = 1,134,648,843,191.57/1,105,727.72
  6. Step 6: Final answer
    x = 1,026,155.74

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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.