Home / 1,191,634.33-1,786,443.84-517,208.71

Finding the Fourth Proportional to 1,191,634.33, 1,786,443.84 and 517,208.71

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Solution

The fourth proportional to 1,191,634.33, 1,786,443.84 and 517,208.71 is: 775,375.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,634.33 : 1,786,443.84 = 517,208.71 : x
  2. Step 2: Convert to fraction form
    1,191,634.33/1,786,443.84 = 517,208.71/x
  3. Step 3: Cross multiply
    1,191,634.33x = 1,786,443.84 × 517,208.71
  4. Step 4: Simplify right side
    1,191,634.33x = 923,964,313,973.85
  5. Step 5: Solve for x
    x = 923,964,313,973.85/1,191,634.33
  6. Step 6: Final answer
    x = 775,375.71

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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.