Home / 2,620,550.34-3,930,824.30-727,291.17

Finding the Fourth Proportional to 2,620,550.34, 3,930,824.30 and 727,291.17

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Solution

The fourth proportional to 2,620,550.34, 3,930,824.30 and 727,291.17 is: 1,090,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,550.34 : 3,930,824.30 = 727,291.17 : x
  2. Step 2: Convert to fraction form
    2,620,550.34/3,930,824.30 = 727,291.17/x
  3. Step 3: Cross multiply
    2,620,550.34x = 3,930,824.30 × 727,291.17
  4. Step 4: Simplify right side
    2,620,550.34x = 2,858,853,800,574.98
  5. Step 5: Solve for x
    x = 2,858,853,800,574.98/2,620,550.34
  6. Step 6: Final answer
    x = 1,090,936.42

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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.