Home / 1,180,087.57-1,770,629.19-754,103.71

Finding the Fourth Proportional to 1,180,087.57, 1,770,629.19 and 754,103.71

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Solution

The fourth proportional to 1,180,087.57, 1,770,629.19 and 754,103.71 is: 1,131,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,087.57 : 1,770,629.19 = 754,103.71 : x
  2. Step 2: Convert to fraction form
    1,180,087.57/1,770,629.19 = 754,103.71/x
  3. Step 3: Cross multiply
    1,180,087.57x = 1,770,629.19 × 754,103.71
  4. Step 4: Simplify right side
    1,180,087.57x = 1,335,238,041,213.29
  5. Step 5: Solve for x
    x = 1,335,238,041,213.29/1,180,087.57
  6. Step 6: Final answer
    x = 1,131,473.69

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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.