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Finding the Fourth Proportional to 2,469,843.70, 3,704,765.55 and 1,049,946.10

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Solution

The fourth proportional to 2,469,843.70, 3,704,765.55 and 1,049,946.10 is: 1,574,919.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,843.70 : 3,704,765.55 = 1,049,946.10 : x
  2. Step 2: Convert to fraction form
    2,469,843.70/3,704,765.55 = 1,049,946.10/x
  3. Step 3: Cross multiply
    2,469,843.70x = 3,704,765.55 × 1,049,946.10
  4. Step 4: Simplify right side
    2,469,843.70x = 3,889,804,140,636.86
  5. Step 5: Solve for x
    x = 3,889,804,140,636.86/2,469,843.70
  6. Step 6: Final answer
    x = 1,574,919.15

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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.