Home / 4,081,514.32-5,640,257.88-3,061,147.60

Finding the Fourth Proportional to 4,081,514.32, 5,640,257.88 and 3,061,147.60

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Solution

The fourth proportional to 4,081,514.32, 5,640,257.88 and 3,061,147.60 is: 4,230,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081,514.32 : 5,640,257.88 = 3,061,147.60 : x
  2. Step 2: Convert to fraction form
    4,081,514.32/5,640,257.88 = 3,061,147.60/x
  3. Step 3: Cross multiply
    4,081,514.32x = 5,640,257.88 × 3,061,147.60
  4. Step 4: Simplify right side
    4,081,514.32x = 17,265,661,872,743.09
  5. Step 5: Solve for x
    x = 17,265,661,872,743.09/4,081,514.32
  6. Step 6: Final answer
    x = 4,230,209.80

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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.