Home / 3,313,196.40-4,969,794.60-2,987,770.80

Finding the Fourth Proportional to 3,313,196.40, 4,969,794.60 and 2,987,770.80

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Solution

The fourth proportional to 3,313,196.40, 4,969,794.60 and 2,987,770.80 is: 4,481,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313,196.40 : 4,969,794.60 = 2,987,770.80 : x
  2. Step 2: Convert to fraction form
    3,313,196.40/4,969,794.60 = 2,987,770.80/x
  3. Step 3: Cross multiply
    3,313,196.40x = 4,969,794.60 × 2,987,770.80
  4. Step 4: Simplify right side
    3,313,196.40x = 14,848,607,187,877.68
  5. Step 5: Solve for x
    x = 14,848,607,187,877.68/3,313,196.40
  6. Step 6: Final answer
    x = 4,481,656.20

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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.