Home / 1,119,832.38-1,680,445.17-454,984.38

Finding the Fourth Proportional to 1,119,832.38, 1,680,445.17 and 454,984.38

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Solution

The fourth proportional to 1,119,832.38, 1,680,445.17 and 454,984.38 is: 682,759.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,832.38 : 1,680,445.17 = 454,984.38 : x
  2. Step 2: Convert to fraction form
    1,119,832.38/1,680,445.17 = 454,984.38/x
  3. Step 3: Cross multiply
    1,119,832.38x = 1,680,445.17 × 454,984.38
  4. Step 4: Simplify right side
    1,119,832.38x = 764,576,303,796.45
  5. Step 5: Solve for x
    x = 764,576,303,796.45/1,119,832.38
  6. Step 6: Final answer
    x = 682,759.60

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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.