Home / 2,656,336.21-3,983,120.83-949,821.73

Finding the Fourth Proportional to 2,656,336.21, 3,983,120.83 and 949,821.73

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Solution

The fourth proportional to 2,656,336.21, 3,983,120.83 and 949,821.73 is: 1,424,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,336.21 : 3,983,120.83 = 949,821.73 : x
  2. Step 2: Convert to fraction form
    2,656,336.21/3,983,120.83 = 949,821.73/x
  3. Step 3: Cross multiply
    2,656,336.21x = 3,983,120.83 × 949,821.73
  4. Step 4: Simplify right side
    2,656,336.21x = 3,783,254,717,549.64
  5. Step 5: Solve for x
    x = 3,783,254,717,549.64/2,656,336.21
  6. Step 6: Final answer
    x = 1,424,237.90

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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.