Home / 1,150,481.77-1,587,672.71-641,216.95

Finding the Fourth Proportional to 1,150,481.77, 1,587,672.71 and 641,216.95

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Solution

The fourth proportional to 1,150,481.77, 1,587,672.71 and 641,216.95 is: 884,883.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,481.77 : 1,587,672.71 = 641,216.95 : x
  2. Step 2: Convert to fraction form
    1,150,481.77/1,587,672.71 = 641,216.95/x
  3. Step 3: Cross multiply
    1,150,481.77x = 1,587,672.71 × 641,216.95
  4. Step 4: Simplify right side
    1,150,481.77x = 1,018,042,652,704.43
  5. Step 5: Solve for x
    x = 1,018,042,652,704.43/1,150,481.77
  6. Step 6: Final answer
    x = 884,883.78

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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.