Home / 1,243,481.38-1,716,067.29-734,172.82

Finding the Fourth Proportional to 1,243,481.38, 1,716,067.29 and 734,172.82

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Solution

The fourth proportional to 1,243,481.38, 1,716,067.29 and 734,172.82 is: 1,013,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,481.38 : 1,716,067.29 = 734,172.82 : x
  2. Step 2: Convert to fraction form
    1,243,481.38/1,716,067.29 = 734,172.82/x
  3. Step 3: Cross multiply
    1,243,481.38x = 1,716,067.29 × 734,172.82
  4. Step 4: Simplify right side
    1,243,481.38x = 1,259,889,961,609.06
  5. Step 5: Solve for x
    x = 1,259,889,961,609.06/1,243,481.38
  6. Step 6: Final answer
    x = 1,013,195.68

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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.