Home / 3,216,521.28-4,438,600.56-1,766,210.88

Finding the Fourth Proportional to 3,216,521.28, 4,438,600.56 and 1,766,210.88

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Solution

The fourth proportional to 3,216,521.28, 4,438,600.56 and 1,766,210.88 is: 2,437,261.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,521.28 : 4,438,600.56 = 1,766,210.88 : x
  2. Step 2: Convert to fraction form
    3,216,521.28/4,438,600.56 = 1,766,210.88/x
  3. Step 3: Cross multiply
    3,216,521.28x = 4,438,600.56 × 1,766,210.88
  4. Step 4: Simplify right side
    3,216,521.28x = 7,839,504,601,046.09
  5. Step 5: Solve for x
    x = 7,839,504,601,046.09/3,216,521.28
  6. Step 6: Final answer
    x = 2,437,261.85

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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.