Home / 2,279,495.40-3,419,243.10-949,626.60

Finding the Fourth Proportional to 2,279,495.40, 3,419,243.10 and 949,626.60

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Solution

The fourth proportional to 2,279,495.40, 3,419,243.10 and 949,626.60 is: 1,424,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,495.40 : 3,419,243.10 = 949,626.60 : x
  2. Step 2: Convert to fraction form
    2,279,495.40/3,419,243.10 = 949,626.60/x
  3. Step 3: Cross multiply
    2,279,495.40x = 3,419,243.10 × 949,626.60
  4. Step 4: Simplify right side
    2,279,495.40x = 3,247,004,199,626.46
  5. Step 5: Solve for x
    x = 3,247,004,199,626.46/2,279,495.40
  6. Step 6: Final answer
    x = 1,424,439.90

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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.