Home / 939,162.06-1,408,964.22-747,760.41

Finding the Fourth Proportional to 939,162.06, 1,408,964.22 and 747,760.41

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Solution

The fourth proportional to 939,162.06, 1,408,964.22 and 747,760.41 is: 1,121,816.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,162.06 : 1,408,964.22 = 747,760.41 : x
  2. Step 2: Convert to fraction form
    939,162.06/1,408,964.22 = 747,760.41/x
  3. Step 3: Cross multiply
    939,162.06x = 1,408,964.22 × 747,760.41
  4. Step 4: Simplify right side
    939,162.06x = 1,053,567,662,822.53
  5. Step 5: Solve for x
    x = 1,053,567,662,822.53/939,162.06
  6. Step 6: Final answer
    x = 1,121,816.68

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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.