Home / 3,171,259.44-4,376,340.82-1,720,954.86

Finding the Fourth Proportional to 3,171,259.44, 4,376,340.82 and 1,720,954.86

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Solution

The fourth proportional to 3,171,259.44, 4,376,340.82 and 1,720,954.86 is: 2,374,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,259.44 : 4,376,340.82 = 1,720,954.86 : x
  2. Step 2: Convert to fraction form
    3,171,259.44/4,376,340.82 = 1,720,954.86/x
  3. Step 3: Cross multiply
    3,171,259.44x = 4,376,340.82 × 1,720,954.86
  4. Step 4: Simplify right side
    3,171,259.44x = 7,531,485,003,195.39
  5. Step 5: Solve for x
    x = 7,531,485,003,195.39/3,171,259.44
  6. Step 6: Final answer
    x = 2,374,919.22

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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.