Home / 3,622,678-5,003,680.22-2,641,062.52

Finding the Fourth Proportional to 3,622,678, 5,003,680.22 and 2,641,062.52

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Solution

The fourth proportional to 3,622,678, 5,003,680.22 and 2,641,062.52 is: 3,647,862.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,678 : 5,003,680.22 = 2,641,062.52 : x
  2. Step 2: Convert to fraction form
    3,622,678/5,003,680.22 = 2,641,062.52/x
  3. Step 3: Cross multiply
    3,622,678x = 5,003,680.22 × 2,641,062.52
  4. Step 4: Simplify right side
    3,622,678x = 13,215,032,291,107.35
  5. Step 5: Solve for x
    x = 13,215,032,291,107.35/3,622,678
  6. Step 6: Final answer
    x = 3,647,862.79

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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.