Home / 1,339,523.66-1,848,535.29-727,671.47

Finding the Fourth Proportional to 1,339,523.66, 1,848,535.29 and 727,671.47

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Solution

The fourth proportional to 1,339,523.66, 1,848,535.29 and 727,671.47 is: 1,004,182.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,523.66 : 1,848,535.29 = 727,671.47 : x
  2. Step 2: Convert to fraction form
    1,339,523.66/1,848,535.29 = 727,671.47/x
  3. Step 3: Cross multiply
    1,339,523.66x = 1,848,535.29 × 727,671.47
  4. Step 4: Simplify right side
    1,339,523.66x = 1,345,126,382,578.50
  5. Step 5: Solve for x
    x = 1,345,126,382,578.50/1,339,523.66
  6. Step 6: Final answer
    x = 1,004,182.62

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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.