Home / 3,856,471.20-5,780,770.20-2,258,211.60

Finding the Fourth Proportional to 3,856,471.20, 5,780,770.20 and 2,258,211.60

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Solution

The fourth proportional to 3,856,471.20, 5,780,770.20 and 2,258,211.60 is: 3,385,012.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,471.20 : 5,780,770.20 = 2,258,211.60 : x
  2. Step 2: Convert to fraction form
    3,856,471.20/5,780,770.20 = 2,258,211.60/x
  3. Step 3: Cross multiply
    3,856,471.20x = 5,780,770.20 × 2,258,211.60
  4. Step 4: Simplify right side
    3,856,471.20x = 13,054,202,322,574.32
  5. Step 5: Solve for x
    x = 13,054,202,322,574.32/3,856,471.20
  6. Step 6: Final answer
    x = 3,385,012.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.