Home / 2,164,550.54-2,987,083.24-1,197,721.58

Finding the Fourth Proportional to 2,164,550.54, 2,987,083.24 and 1,197,721.58

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Solution

The fourth proportional to 2,164,550.54, 2,987,083.24 and 1,197,721.58 is: 1,652,857.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,550.54 : 2,987,083.24 = 1,197,721.58 : x
  2. Step 2: Convert to fraction form
    2,164,550.54/2,987,083.24 = 1,197,721.58/x
  3. Step 3: Cross multiply
    2,164,550.54x = 2,987,083.24 × 1,197,721.58
  4. Step 4: Simplify right side
    2,164,550.54x = 3,577,694,039,874.60
  5. Step 5: Solve for x
    x = 3,577,694,039,874.60/2,164,550.54
  6. Step 6: Final answer
    x = 1,652,857.71

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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.