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Finding the Fourth Proportional to 2,883,144.28, 3,978,822.16 and 1,594,067.88

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Solution

The fourth proportional to 2,883,144.28, 3,978,822.16 and 1,594,067.88 is: 2,199,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,144.28 : 3,978,822.16 = 1,594,067.88 : x
  2. Step 2: Convert to fraction form
    2,883,144.28/3,978,822.16 = 1,594,067.88/x
  3. Step 3: Cross multiply
    2,883,144.28x = 3,978,822.16 × 1,594,067.88
  4. Step 4: Simplify right side
    2,883,144.28x = 6,342,512,605,488.22
  5. Step 5: Solve for x
    x = 6,342,512,605,488.22/2,883,144.28
  6. Step 6: Final answer
    x = 2,199,859.59

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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.