Home / 2,002,272.75-2,763,139.14-1,107,181.44

Finding the Fourth Proportional to 2,002,272.75, 2,763,139.14 and 1,107,181.44

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Solution

The fourth proportional to 2,002,272.75, 2,763,139.14 and 1,107,181.44 is: 1,527,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002,272.75 : 2,763,139.14 = 1,107,181.44 : x
  2. Step 2: Convert to fraction form
    2,002,272.75/2,763,139.14 = 1,107,181.44/x
  3. Step 3: Cross multiply
    2,002,272.75x = 2,763,139.14 × 1,107,181.44
  4. Step 4: Simplify right side
    2,002,272.75x = 3,059,296,371,945.56
  5. Step 5: Solve for x
    x = 3,059,296,371,945.56/2,002,272.75
  6. Step 6: Final answer
    x = 1,527,911.91

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Double scale
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Similar ratio
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1.5x scale

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.