Home / 4,078,391.38-5,628,067.86-2,242,849.65

Finding the Fourth Proportional to 4,078,391.38, 5,628,067.86 and 2,242,849.65

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Solution

The fourth proportional to 4,078,391.38, 5,628,067.86 and 2,242,849.65 is: 3,095,070.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,391.38 : 5,628,067.86 = 2,242,849.65 : x
  2. Step 2: Convert to fraction form
    4,078,391.38/5,628,067.86 = 2,242,849.65/x
  3. Step 3: Cross multiply
    4,078,391.38x = 5,628,067.86 × 2,242,849.65
  4. Step 4: Simplify right side
    4,078,391.38x = 12,622,910,029,977.25
  5. Step 5: Solve for x
    x = 12,622,910,029,977.25/4,078,391.38
  6. Step 6: Final answer
    x = 3,095,070.79

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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.