Home / 1,183,517.60-1,775,276.40-821,350.40

Finding the Fourth Proportional to 1,183,517.60, 1,775,276.40 and 821,350.40

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Solution

The fourth proportional to 1,183,517.60, 1,775,276.40 and 821,350.40 is: 1,232,025.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,517.60 : 1,775,276.40 = 821,350.40 : x
  2. Step 2: Convert to fraction form
    1,183,517.60/1,775,276.40 = 821,350.40/x
  3. Step 3: Cross multiply
    1,183,517.60x = 1,775,276.40 × 821,350.40
  4. Step 4: Simplify right side
    1,183,517.60x = 1,458,123,981,250.56
  5. Step 5: Solve for x
    x = 1,458,123,981,250.56/1,183,517.60
  6. Step 6: Final answer
    x = 1,232,025.60

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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.