Home / 2,821,224.15-3,894,481.02-1,904,694.66

Finding the Fourth Proportional to 2,821,224.15, 3,894,481.02 and 1,904,694.66

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Solution

The fourth proportional to 2,821,224.15, 3,894,481.02 and 1,904,694.66 is: 2,629,283.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,224.15 : 3,894,481.02 = 1,904,694.66 : x
  2. Step 2: Convert to fraction form
    2,821,224.15/3,894,481.02 = 1,904,694.66/x
  3. Step 3: Cross multiply
    2,821,224.15x = 3,894,481.02 × 1,904,694.66
  4. Step 4: Simplify right side
    2,821,224.15x = 7,417,797,202,265.35
  5. Step 5: Solve for x
    x = 7,417,797,202,265.35/2,821,224.15
  6. Step 6: Final answer
    x = 2,629,283.18

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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.