Home / 3,191,427.78-4,404,149.43-1,814,771.73

Finding the Fourth Proportional to 3,191,427.78, 4,404,149.43 and 1,814,771.73

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Solution

The fourth proportional to 3,191,427.78, 4,404,149.43 and 1,814,771.73 is: 2,504,373.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191,427.78 : 4,404,149.43 = 1,814,771.73 : x
  2. Step 2: Convert to fraction form
    3,191,427.78/4,404,149.43 = 1,814,771.73/x
  3. Step 3: Cross multiply
    3,191,427.78x = 4,404,149.43 × 1,814,771.73
  4. Step 4: Simplify right side
    3,191,427.78x = 7,992,525,856,938.66
  5. Step 5: Solve for x
    x = 7,992,525,856,938.66/3,191,427.78
  6. Step 6: Final answer
    x = 2,504,373.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.