Home / 2,718,919.20-3,752,395.20-1,557,458.16

Finding the Fourth Proportional to 2,718,919.20, 3,752,395.20 and 1,557,458.16

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Solution

The fourth proportional to 2,718,919.20, 3,752,395.20 and 1,557,458.16 is: 2,149,456.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,919.20 : 3,752,395.20 = 1,557,458.16 : x
  2. Step 2: Convert to fraction form
    2,718,919.20/3,752,395.20 = 1,557,458.16/x
  3. Step 3: Cross multiply
    2,718,919.20x = 3,752,395.20 × 1,557,458.16
  4. Step 4: Simplify right side
    2,718,919.20x = 5,844,198,523,784.83
  5. Step 5: Solve for x
    x = 5,844,198,523,784.83/2,718,919.20
  6. Step 6: Final answer
    x = 2,149,456.49

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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.