Home / 3,171,856.25-4,375,170.10-1,881,783.29

Finding the Fourth Proportional to 3,171,856.25, 4,375,170.10 and 1,881,783.29

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Solution

The fourth proportional to 3,171,856.25, 4,375,170.10 and 1,881,783.29 is: 2,595,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,856.25 : 4,375,170.10 = 1,881,783.29 : x
  2. Step 2: Convert to fraction form
    3,171,856.25/4,375,170.10 = 1,881,783.29/x
  3. Step 3: Cross multiply
    3,171,856.25x = 4,375,170.10 × 1,881,783.29
  4. Step 4: Simplify right side
    3,171,856.25x = 8,233,121,985,087.63
  5. Step 5: Solve for x
    x = 8,233,121,985,087.63/3,171,856.25
  6. Step 6: Final answer
    x = 2,595,679.42

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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.