Home / 3,951,680.88-5,453,285.37-2,140,840.56

Finding the Fourth Proportional to 3,951,680.88, 5,453,285.37 and 2,140,840.56

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Solution

The fourth proportional to 3,951,680.88, 5,453,285.37 and 2,140,840.56 is: 2,954,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,680.88 : 5,453,285.37 = 2,140,840.56 : x
  2. Step 2: Convert to fraction form
    3,951,680.88/5,453,285.37 = 2,140,840.56/x
  3. Step 3: Cross multiply
    3,951,680.88x = 5,453,285.37 × 2,140,840.56
  4. Step 4: Simplify right side
    3,951,680.88x = 11,674,614,505,350.61
  5. Step 5: Solve for x
    x = 11,674,614,505,350.61/3,951,680.88
  6. Step 6: Final answer
    x = 2,954,341.42

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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.