Home / 1,754,974.25-2,632,128.45-855,511.37

Finding the Fourth Proportional to 1,754,974.25, 2,632,128.45 and 855,511.37

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Solution

The fourth proportional to 1,754,974.25, 2,632,128.45 and 855,511.37 is: 1,283,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,754,974.25 : 2,632,128.45 = 855,511.37 : x
  2. Step 2: Convert to fraction form
    1,754,974.25/2,632,128.45 = 855,511.37/x
  3. Step 3: Cross multiply
    1,754,974.25x = 2,632,128.45 × 855,511.37
  4. Step 4: Simplify right side
    1,754,974.25x = 2,251,815,816,275.48
  5. Step 5: Solve for x
    x = 2,251,815,816,275.48/1,754,974.25
  6. Step 6: Final answer
    x = 1,283,104.76

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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.