Home / 1,647,836.10-2,469,680.55-1,461,212.10

Finding the Fourth Proportional to 1,647,836.10, 2,469,680.55 and 1,461,212.10

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Solution

The fourth proportional to 1,647,836.10, 2,469,680.55 and 1,461,212.10 is: 2,189,979.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,836.10 : 2,469,680.55 = 1,461,212.10 : x
  2. Step 2: Convert to fraction form
    1,647,836.10/2,469,680.55 = 1,461,212.10/x
  3. Step 3: Cross multiply
    1,647,836.10x = 2,469,680.55 × 1,461,212.10
  4. Step 4: Simplify right side
    1,647,836.10x = 3,608,727,102,794.66
  5. Step 5: Solve for x
    x = 3,608,727,102,794.66/1,647,836.10
  6. Step 6: Final answer
    x = 2,189,979.39

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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.