Home / 1,659,180.69-2,489,736.96-699,576.12

Finding the Fourth Proportional to 1,659,180.69, 2,489,736.96 and 699,576.12

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Solution

The fourth proportional to 1,659,180.69, 2,489,736.96 and 699,576.12 is: 1,049,771.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,180.69 : 2,489,736.96 = 699,576.12 : x
  2. Step 2: Convert to fraction form
    1,659,180.69/2,489,736.96 = 699,576.12/x
  3. Step 3: Cross multiply
    1,659,180.69x = 2,489,736.96 × 699,576.12
  4. Step 4: Simplify right side
    1,659,180.69x = 1,741,760,522,297.40
  5. Step 5: Solve for x
    x = 1,741,760,522,297.40/1,659,180.69
  6. Step 6: Final answer
    x = 1,049,771.45

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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.