Home / 2,809,571.38-4,212,650.40-1,101,668.44

Finding the Fourth Proportional to 2,809,571.38, 4,212,650.40 and 1,101,668.44

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Solution

The fourth proportional to 2,809,571.38, 4,212,650.40 and 1,101,668.44 is: 1,651,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,571.38 : 4,212,650.40 = 1,101,668.44 : x
  2. Step 2: Convert to fraction form
    2,809,571.38/4,212,650.40 = 1,101,668.44/x
  3. Step 3: Cross multiply
    2,809,571.38x = 4,212,650.40 × 1,101,668.44
  4. Step 4: Simplify right side
    2,809,571.38x = 4,640,943,994,433.38
  5. Step 5: Solve for x
    x = 4,640,943,994,433.38/2,809,571.38
  6. Step 6: Final answer
    x = 1,651,833.45

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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.