Home / 3,522,906.42-5,286,393.54-1,903,680.78

Finding the Fourth Proportional to 3,522,906.42, 5,286,393.54 and 1,903,680.78

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Solution

The fourth proportional to 3,522,906.42, 5,286,393.54 and 1,903,680.78 is: 2,856,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522,906.42 : 5,286,393.54 = 1,903,680.78 : x
  2. Step 2: Convert to fraction form
    3,522,906.42/5,286,393.54 = 1,903,680.78/x
  3. Step 3: Cross multiply
    3,522,906.42x = 5,286,393.54 × 1,903,680.78
  4. Step 4: Simplify right side
    3,522,906.42x = 10,063,605,777,614.16
  5. Step 5: Solve for x
    x = 10,063,605,777,614.16/3,522,906.42
  6. Step 6: Final answer
    x = 2,856,620.24

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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.