Home / 1,508,013.73-2,081,006.22-828,945.37

Finding the Fourth Proportional to 1,508,013.73, 2,081,006.22 and 828,945.37

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Solution

The fourth proportional to 1,508,013.73, 2,081,006.22 and 828,945.37 is: 1,143,915.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,013.73 : 2,081,006.22 = 828,945.37 : x
  2. Step 2: Convert to fraction form
    1,508,013.73/2,081,006.22 = 828,945.37/x
  3. Step 3: Cross multiply
    1,508,013.73x = 2,081,006.22 × 828,945.37
  4. Step 4: Simplify right side
    1,508,013.73x = 1,725,040,471,010.20
  5. Step 5: Solve for x
    x = 1,725,040,471,010.20/1,508,013.73
  6. Step 6: Final answer
    x = 1,143,915.63

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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.