Home / 1,416,067.32-1,954,104.78-804,139.32

Finding the Fourth Proportional to 1,416,067.32, 1,954,104.78 and 804,139.32

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Solution

The fourth proportional to 1,416,067.32, 1,954,104.78 and 804,139.32 is: 1,109,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,067.32 : 1,954,104.78 = 804,139.32 : x
  2. Step 2: Convert to fraction form
    1,416,067.32/1,954,104.78 = 804,139.32/x
  3. Step 3: Cross multiply
    1,416,067.32x = 1,954,104.78 × 804,139.32
  4. Step 4: Simplify right side
    1,416,067.32x = 1,571,372,488,997.95
  5. Step 5: Solve for x
    x = 1,571,372,488,997.95/1,416,067.32
  6. Step 6: Final answer
    x = 1,109,673.58

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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.