Home / 2,172,556.35-3,259,223.33-910,511.55

Finding the Fourth Proportional to 2,172,556.35, 3,259,223.33 and 910,511.55

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Solution

The fourth proportional to 2,172,556.35, 3,259,223.33 and 910,511.55 is: 1,365,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,556.35 : 3,259,223.33 = 910,511.55 : x
  2. Step 2: Convert to fraction form
    2,172,556.35/3,259,223.33 = 910,511.55/x
  3. Step 3: Cross multiply
    2,172,556.35x = 3,259,223.33 × 910,511.55
  4. Step 4: Simplify right side
    2,172,556.35x = 2,967,560,481,441.90
  5. Step 5: Solve for x
    x = 2,967,560,481,441.90/2,172,556.35
  6. Step 6: Final answer
    x = 1,365,930.27

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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.