Home / 1,647,902.48-2,469,857.60-699,280.40

Finding the Fourth Proportional to 1,647,902.48, 2,469,857.60 and 699,280.40

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Solution

The fourth proportional to 1,647,902.48, 2,469,857.60 and 699,280.40 is: 1,048,073.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,902.48 : 2,469,857.60 = 699,280.40 : x
  2. Step 2: Convert to fraction form
    1,647,902.48/2,469,857.60 = 699,280.40/x
  3. Step 3: Cross multiply
    1,647,902.48x = 2,469,857.60 × 699,280.40
  4. Step 4: Simplify right side
    1,647,902.48x = 1,727,123,010,471.04
  5. Step 5: Solve for x
    x = 1,727,123,010,471.04/1,647,902.48
  6. Step 6: Final answer
    x = 1,048,073.55

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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.