Home / 2,066,102.20-3,099,153.30-1,394,255.80

Finding the Fourth Proportional to 2,066,102.20, 3,099,153.30 and 1,394,255.80

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Solution

The fourth proportional to 2,066,102.20, 3,099,153.30 and 1,394,255.80 is: 2,091,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,102.20 : 3,099,153.30 = 1,394,255.80 : x
  2. Step 2: Convert to fraction form
    2,066,102.20/3,099,153.30 = 1,394,255.80/x
  3. Step 3: Cross multiply
    2,066,102.20x = 3,099,153.30 × 1,394,255.80
  4. Step 4: Simplify right side
    2,066,102.20x = 4,321,012,463,614.14
  5. Step 5: Solve for x
    x = 4,321,012,463,614.14/2,066,102.20
  6. Step 6: Final answer
    x = 2,091,383.70

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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.