Home / 3,131,922.51-4,322,356.43-1,755,500.04

Finding the Fourth Proportional to 3,131,922.51, 4,322,356.43 and 1,755,500.04

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Solution

The fourth proportional to 3,131,922.51, 4,322,356.43 and 1,755,500.04 is: 2,422,760.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,922.51 : 4,322,356.43 = 1,755,500.04 : x
  2. Step 2: Convert to fraction form
    3,131,922.51/4,322,356.43 = 1,755,500.04/x
  3. Step 3: Cross multiply
    3,131,922.51x = 4,322,356.43 × 1,755,500.04
  4. Step 4: Simplify right side
    3,131,922.51x = 7,587,896,876,981.76
  5. Step 5: Solve for x
    x = 7,587,896,876,981.76/3,131,922.51
  6. Step 6: Final answer
    x = 2,422,760.09

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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.