Home / 3,167,647.53-4,751,912.96-979,395.84

Finding the Fourth Proportional to 3,167,647.53, 4,751,912.96 and 979,395.84

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Solution

The fourth proportional to 3,167,647.53, 4,751,912.96 and 979,395.84 is: 1,469,230.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,647.53 : 4,751,912.96 = 979,395.84 : x
  2. Step 2: Convert to fraction form
    3,167,647.53/4,751,912.96 = 979,395.84/x
  3. Step 3: Cross multiply
    3,167,647.53x = 4,751,912.96 × 979,395.84
  4. Step 4: Simplify right side
    3,167,647.53x = 4,654,003,780,169.11
  5. Step 5: Solve for x
    x = 4,654,003,780,169.11/3,167,647.53
  6. Step 6: Final answer
    x = 1,469,230.32

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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.