Home / 1,189,213.33-1,641,096.66-699,238.21

Finding the Fourth Proportional to 1,189,213.33, 1,641,096.66 and 699,238.21

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Solution

The fourth proportional to 1,189,213.33, 1,641,096.66 and 699,238.21 is: 964,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,213.33 : 1,641,096.66 = 699,238.21 : x
  2. Step 2: Convert to fraction form
    1,189,213.33/1,641,096.66 = 699,238.21/x
  3. Step 3: Cross multiply
    1,189,213.33x = 1,641,096.66 × 699,238.21
  4. Step 4: Simplify right side
    1,189,213.33x = 1,147,517,490,975.38
  5. Step 5: Solve for x
    x = 1,147,517,490,975.38/1,189,213.33
  6. Step 6: Final answer
    x = 964,938.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.