Home / 3,181,105.56-4,389,794.28-1,730,806.80

Finding the Fourth Proportional to 3,181,105.56, 4,389,794.28 and 1,730,806.80

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Solution

The fourth proportional to 3,181,105.56, 4,389,794.28 and 1,730,806.80 is: 2,388,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,105.56 : 4,389,794.28 = 1,730,806.80 : x
  2. Step 2: Convert to fraction form
    3,181,105.56/4,389,794.28 = 1,730,806.80/x
  3. Step 3: Cross multiply
    3,181,105.56x = 4,389,794.28 × 1,730,806.80
  4. Step 4: Simplify right side
    3,181,105.56x = 7,597,885,790,425.11
  5. Step 5: Solve for x
    x = 7,597,885,790,425.11/3,181,105.56
  6. Step 6: Final answer
    x = 2,388,441.89

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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.