Home / 3,489,067.51-4,815,138.86-2,019,272.29

Finding the Fourth Proportional to 3,489,067.51, 4,815,138.86 and 2,019,272.29

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Solution

The fourth proportional to 3,489,067.51, 4,815,138.86 and 2,019,272.29 is: 2,786,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,067.51 : 4,815,138.86 = 2,019,272.29 : x
  2. Step 2: Convert to fraction form
    3,489,067.51/4,815,138.86 = 2,019,272.29/x
  3. Step 3: Cross multiply
    3,489,067.51x = 4,815,138.86 × 2,019,272.29
  4. Step 4: Simplify right side
    3,489,067.51x = 9,723,076,457,938.25
  5. Step 5: Solve for x
    x = 9,723,076,457,938.25/3,489,067.51
  6. Step 6: Final answer
    x = 2,786,726.38

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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.