Home / 1,150,480.77-1,587,671.33-641,215.95

Finding the Fourth Proportional to 1,150,480.77, 1,587,671.33 and 641,215.95

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Solution

The fourth proportional to 1,150,480.77, 1,587,671.33 and 641,215.95 is: 884,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,480.77 : 1,587,671.33 = 641,215.95 : x
  2. Step 2: Convert to fraction form
    1,150,480.77/1,587,671.33 = 641,215.95/x
  3. Step 3: Cross multiply
    1,150,480.77x = 1,587,671.33 × 641,215.95
  4. Step 4: Simplify right side
    1,150,480.77x = 1,018,040,174,600.71
  5. Step 5: Solve for x
    x = 1,018,040,174,600.71/1,150,480.77
  6. Step 6: Final answer
    x = 884,882.39

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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.