Home / 3,659,040.76-5,489,297.22-1,262,978.20

Finding the Fourth Proportional to 3,659,040.76, 5,489,297.22 and 1,262,978.20

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Solution

The fourth proportional to 3,659,040.76, 5,489,297.22 and 1,262,978.20 is: 1,894,721.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659,040.76 : 5,489,297.22 = 1,262,978.20 : x
  2. Step 2: Convert to fraction form
    3,659,040.76/5,489,297.22 = 1,262,978.20/x
  3. Step 3: Cross multiply
    3,659,040.76x = 5,489,297.22 × 1,262,978.20
  4. Step 4: Simplify right side
    3,659,040.76x = 6,932,862,722,180.60
  5. Step 5: Solve for x
    x = 6,932,862,722,180.60/3,659,040.76
  6. Step 6: Final answer
    x = 1,894,721.37

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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.