Home / 2,201,499.70-3,302,249.55-781,699.30

Finding the Fourth Proportional to 2,201,499.70, 3,302,249.55 and 781,699.30

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Solution

The fourth proportional to 2,201,499.70, 3,302,249.55 and 781,699.30 is: 1,172,548.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,499.70 : 3,302,249.55 = 781,699.30 : x
  2. Step 2: Convert to fraction form
    2,201,499.70/3,302,249.55 = 781,699.30/x
  3. Step 3: Cross multiply
    2,201,499.70x = 3,302,249.55 × 781,699.30
  4. Step 4: Simplify right side
    2,201,499.70x = 2,581,366,161,660.32
  5. Step 5: Solve for x
    x = 2,581,366,161,660.32/2,201,499.70
  6. Step 6: Final answer
    x = 1,172,548.95

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Similar ratio
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1.5x scale

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.