Home / 1,339,399.56-1,848,369.99-727,552.80

Finding the Fourth Proportional to 1,339,399.56, 1,848,369.99 and 727,552.80

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Solution

The fourth proportional to 1,339,399.56, 1,848,369.99 and 727,552.80 is: 1,004,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,399.56 : 1,848,369.99 = 727,552.80 : x
  2. Step 2: Convert to fraction form
    1,339,399.56/1,848,369.99 = 727,552.80/x
  3. Step 3: Cross multiply
    1,339,399.56x = 1,848,369.99 × 727,552.80
  4. Step 4: Simplify right side
    1,339,399.56x = 1,344,786,761,660.47
  5. Step 5: Solve for x
    x = 1,344,786,761,660.47/1,339,399.56
  6. Step 6: Final answer
    x = 1,004,022.10

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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.