Home / 2,480,901.82-3,424,919.97-2,122,179.28

Finding the Fourth Proportional to 2,480,901.82, 3,424,919.97 and 2,122,179.28

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Solution

The fourth proportional to 2,480,901.82, 3,424,919.97 and 2,122,179.28 is: 2,929,698.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480,901.82 : 3,424,919.97 = 2,122,179.28 : x
  2. Step 2: Convert to fraction form
    2,480,901.82/3,424,919.97 = 2,122,179.28/x
  3. Step 3: Cross multiply
    2,480,901.82x = 3,424,919.97 × 2,122,179.28
  4. Step 4: Simplify right side
    2,480,901.82x = 7,268,294,195,992.22
  5. Step 5: Solve for x
    x = 7,268,294,195,992.22/2,480,901.82
  6. Step 6: Final answer
    x = 2,929,698.44

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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.