Home / 3,131,954.39-4,322,400.42-1,755,531.92

Finding the Fourth Proportional to 3,131,954.39, 4,322,400.42 and 1,755,531.92

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Solution

The fourth proportional to 3,131,954.39, 4,322,400.42 and 1,755,531.92 is: 2,422,804.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,954.39 : 4,322,400.42 = 1,755,531.92 : x
  2. Step 2: Convert to fraction form
    3,131,954.39/4,322,400.42 = 1,755,531.92/x
  3. Step 3: Cross multiply
    3,131,954.39x = 4,322,400.42 × 1,755,531.92
  4. Step 4: Simplify right side
    3,131,954.39x = 7,588,111,886,719.40
  5. Step 5: Solve for x
    x = 7,588,111,886,719.40/3,131,954.39
  6. Step 6: Final answer
    x = 2,422,804.09

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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.