Home / 1,131,932.52-1,562,033.97-622,634.76

Finding the Fourth Proportional to 1,131,932.52, 1,562,033.97 and 622,634.76

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Solution

The fourth proportional to 1,131,932.52, 1,562,033.97 and 622,634.76 is: 859,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,932.52 : 1,562,033.97 = 622,634.76 : x
  2. Step 2: Convert to fraction form
    1,131,932.52/1,562,033.97 = 622,634.76/x
  3. Step 3: Cross multiply
    1,131,932.52x = 1,562,033.97 × 622,634.76
  4. Step 4: Simplify right side
    1,131,932.52x = 972,576,646,022.80
  5. Step 5: Solve for x
    x = 972,576,646,022.80/1,131,932.52
  6. Step 6: Final answer
    x = 859,217.87

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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.