Home / 2,691,400.16-4,037,879.43-798,187.16

Finding the Fourth Proportional to 2,691,400.16, 4,037,879.43 and 798,187.16

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Solution

The fourth proportional to 2,691,400.16, 4,037,879.43 and 798,187.16 is: 1,197,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,400.16 : 4,037,879.43 = 798,187.16 : x
  2. Step 2: Convert to fraction form
    2,691,400.16/4,037,879.43 = 798,187.16/x
  3. Step 3: Cross multiply
    2,691,400.16x = 4,037,879.43 × 798,187.16
  4. Step 4: Simplify right side
    2,691,400.16x = 3,222,983,514,654.12
  5. Step 5: Solve for x
    x = 3,222,983,514,654.12/2,691,400.16
  6. Step 6: Final answer
    x = 1,197,511.82

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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.