Home / 2,722,689.53-4,084,067.10-829,447.37

Finding the Fourth Proportional to 2,722,689.53, 4,084,067.10 and 829,447.37

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Solution

The fourth proportional to 2,722,689.53, 4,084,067.10 and 829,447.37 is: 1,244,181.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,689.53 : 4,084,067.10 = 829,447.37 : x
  2. Step 2: Convert to fraction form
    2,722,689.53/4,084,067.10 = 829,447.37/x
  3. Step 3: Cross multiply
    2,722,689.53x = 4,084,067.10 × 829,447.37
  4. Step 4: Simplify right side
    2,722,689.53x = 3,387,518,714,998.53
  5. Step 5: Solve for x
    x = 3,387,518,714,998.53/2,722,689.53
  6. Step 6: Final answer
    x = 1,244,181.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.