Home / 3,469,896.62-4,787,886.02-2,179,823.40

Finding the Fourth Proportional to 3,469,896.62, 4,787,886.02 and 2,179,823.40

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Solution

The fourth proportional to 3,469,896.62, 4,787,886.02 and 2,179,823.40 is: 3,007,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,896.62 : 4,787,886.02 = 2,179,823.40 : x
  2. Step 2: Convert to fraction form
    3,469,896.62/4,787,886.02 = 2,179,823.40/x
  3. Step 3: Cross multiply
    3,469,896.62x = 4,787,886.02 × 2,179,823.40
  4. Step 4: Simplify right side
    3,469,896.62x = 10,436,745,982,928.87
  5. Step 5: Solve for x
    x = 10,436,745,982,928.87/3,469,896.62
  6. Step 6: Final answer
    x = 3,007,797.39

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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.