Home / 1,339,332.60-2,007,249.30-539,959.80

Finding the Fourth Proportional to 1,339,332.60, 2,007,249.30 and 539,959.80

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Solution

The fourth proportional to 1,339,332.60, 2,007,249.30 and 539,959.80 is: 809,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,332.60 : 2,007,249.30 = 539,959.80 : x
  2. Step 2: Convert to fraction form
    1,339,332.60/2,007,249.30 = 539,959.80/x
  3. Step 3: Cross multiply
    1,339,332.60x = 2,007,249.30 × 539,959.80
  4. Step 4: Simplify right side
    1,339,332.60x = 1,083,833,930,578.14
  5. Step 5: Solve for x
    x = 1,083,833,930,578.14/1,339,332.60
  6. Step 6: Final answer
    x = 809,234.34

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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.