Home / 2,198,043.69-3,291,387.38-1,517,032.55

Finding the Fourth Proportional to 2,198,043.69, 3,291,387.38 and 1,517,032.55

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Solution

The fourth proportional to 2,198,043.69, 3,291,387.38 and 1,517,032.55 is: 2,271,629.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,043.69 : 3,291,387.38 = 1,517,032.55 : x
  2. Step 2: Convert to fraction form
    2,198,043.69/3,291,387.38 = 1,517,032.55/x
  3. Step 3: Cross multiply
    2,198,043.69x = 3,291,387.38 × 1,517,032.55
  4. Step 4: Simplify right side
    2,198,043.69x = 4,993,141,766,077.12
  5. Step 5: Solve for x
    x = 4,993,141,766,077.12/2,198,043.69
  6. Step 6: Final answer
    x = 2,271,629.90

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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.