Home / 2,584,177.32-3,876,879.42-811,249.32

Finding the Fourth Proportional to 2,584,177.32, 3,876,879.42 and 811,249.32

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Solution

The fourth proportional to 2,584,177.32, 3,876,879.42 and 811,249.32 is: 1,217,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,584,177.32 : 3,876,879.42 = 811,249.32 : x
  2. Step 2: Convert to fraction form
    2,584,177.32/3,876,879.42 = 811,249.32/x
  3. Step 3: Cross multiply
    2,584,177.32x = 3,876,879.42 × 811,249.32
  4. Step 4: Simplify right side
    2,584,177.32x = 3,145,115,793,196.99
  5. Step 5: Solve for x
    x = 3,145,115,793,196.99/2,584,177.32
  6. Step 6: Final answer
    x = 1,217,066.56

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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.