Home / 3,479,112.21-4,801,437.82-1,930,667

Finding the Fourth Proportional to 3,479,112.21, 4,801,437.82 and 1,930,667

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Solution

The fourth proportional to 3,479,112.21, 4,801,437.82 and 1,930,667 is: 2,664,466.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,112.21 : 4,801,437.82 = 1,930,667 : x
  2. Step 2: Convert to fraction form
    3,479,112.21/4,801,437.82 = 1,930,667/x
  3. Step 3: Cross multiply
    3,479,112.21x = 4,801,437.82 × 1,930,667
  4. Step 4: Simplify right side
    3,479,112.21x = 9,269,977,551,625.94
  5. Step 5: Solve for x
    x = 9,269,977,551,625.94/3,479,112.21
  6. Step 6: Final answer
    x = 2,664,466.39

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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.