Home / 2,722,120.59-4,083,180.90-828,862.02

Finding the Fourth Proportional to 2,722,120.59, 4,083,180.90 and 828,862.02

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Solution

The fourth proportional to 2,722,120.59, 4,083,180.90 and 828,862.02 is: 1,243,293.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,120.59 : 4,083,180.90 = 828,862.02 : x
  2. Step 2: Convert to fraction form
    2,722,120.59/4,083,180.90 = 828,862.02/x
  3. Step 3: Cross multiply
    2,722,120.59x = 4,083,180.90 × 828,862.02
  4. Step 4: Simplify right side
    2,722,120.59x = 3,384,393,568,799.42
  5. Step 5: Solve for x
    x = 3,384,393,568,799.42/2,722,120.59
  6. Step 6: Final answer
    x = 1,243,293.03

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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.