Home / 1,183,770.40-1,775,785.20-1,146,445.60

Finding the Fourth Proportional to 1,183,770.40, 1,775,785.20 and 1,146,445.60

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Solution

The fourth proportional to 1,183,770.40, 1,775,785.20 and 1,146,445.60 is: 1,719,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,770.40 : 1,775,785.20 = 1,146,445.60 : x
  2. Step 2: Convert to fraction form
    1,183,770.40/1,775,785.20 = 1,146,445.60/x
  3. Step 3: Cross multiply
    1,183,770.40x = 1,775,785.20 × 1,146,445.60
  4. Step 4: Simplify right side
    1,183,770.40x = 2,035,841,129,085.12
  5. Step 5: Solve for x
    x = 2,035,841,129,085.12/1,183,770.40
  6. Step 6: Final answer
    x = 1,719,793.91

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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.