Home / 3,853,258.26-5,317,671.42-2,134,378.56

Finding the Fourth Proportional to 3,853,258.26, 5,317,671.42 and 2,134,378.56

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Solution

The fourth proportional to 3,853,258.26, 5,317,671.42 and 2,134,378.56 is: 2,945,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,258.26 : 5,317,671.42 = 2,134,378.56 : x
  2. Step 2: Convert to fraction form
    3,853,258.26/5,317,671.42 = 2,134,378.56/x
  3. Step 3: Cross multiply
    3,853,258.26x = 5,317,671.42 × 2,134,378.56
  4. Step 4: Simplify right side
    3,853,258.26x = 11,349,923,867,972.76
  5. Step 5: Solve for x
    x = 11,349,923,867,972.76/3,853,258.26
  6. Step 6: Final answer
    x = 2,945,539.36

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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.