Home / 3,964,584.56-5,470,687.91-2,198,438.46

Finding the Fourth Proportional to 3,964,584.56, 5,470,687.91 and 2,198,438.46

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Solution

The fourth proportional to 3,964,584.56, 5,470,687.91 and 2,198,438.46 is: 3,033,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,584.56 : 5,470,687.91 = 2,198,438.46 : x
  2. Step 2: Convert to fraction form
    3,964,584.56/5,470,687.91 = 2,198,438.46/x
  3. Step 3: Cross multiply
    3,964,584.56x = 5,470,687.91 × 2,198,438.46
  4. Step 4: Simplify right side
    3,964,584.56x = 12,026,970,709,497.11
  5. Step 5: Solve for x
    x = 12,026,970,709,497.11/3,964,584.56
  6. Step 6: Final answer
    x = 3,033,601.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.