Home / 3,189,508.44-4,783,447.46-945,121.56

Finding the Fourth Proportional to 3,189,508.44, 4,783,447.46 and 945,121.56

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Solution

The fourth proportional to 3,189,508.44, 4,783,447.46 and 945,121.56 is: 1,417,440.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,508.44 : 4,783,447.46 = 945,121.56 : x
  2. Step 2: Convert to fraction form
    3,189,508.44/4,783,447.46 = 945,121.56/x
  3. Step 3: Cross multiply
    3,189,508.44x = 4,783,447.46 × 945,121.56
  4. Step 4: Simplify right side
    3,189,508.44x = 4,520,939,325,573.24
  5. Step 5: Solve for x
    x = 4,520,939,325,573.24/3,189,508.44
  6. Step 6: Final answer
    x = 1,417,440.78

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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.