Home / 2,852,830.20-4,279,439.70-907,404.60

Finding the Fourth Proportional to 2,852,830.20, 4,279,439.70 and 907,404.60

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Solution

The fourth proportional to 2,852,830.20, 4,279,439.70 and 907,404.60 is: 1,361,168.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,852,830.20 : 4,279,439.70 = 907,404.60 : x
  2. Step 2: Convert to fraction form
    2,852,830.20/4,279,439.70 = 907,404.60/x
  3. Step 3: Cross multiply
    2,852,830.20x = 4,279,439.70 × 907,404.60
  4. Step 4: Simplify right side
    2,852,830.20x = 3,883,183,269,202.62
  5. Step 5: Solve for x
    x = 3,883,183,269,202.62/2,852,830.20
  6. Step 6: Final answer
    x = 1,361,168.73

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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.