Home / 1,147,661.26-1,721,588.25-348,949.72

Finding the Fourth Proportional to 1,147,661.26, 1,721,588.25 and 348,949.72

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Solution

The fourth proportional to 1,147,661.26, 1,721,588.25 and 348,949.72 is: 523,453.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,661.26 : 1,721,588.25 = 348,949.72 : x
  2. Step 2: Convert to fraction form
    1,147,661.26/1,721,588.25 = 348,949.72/x
  3. Step 3: Cross multiply
    1,147,661.26x = 1,721,588.25 × 348,949.72
  4. Step 4: Simplify right side
    1,147,661.26x = 600,747,739,944.78
  5. Step 5: Solve for x
    x = 600,747,739,944.78/1,147,661.26
  6. Step 6: Final answer
    x = 523,453.88

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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.