Home / 3,605,408.20-5,408,112.30-3,196,001.80

Finding the Fourth Proportional to 3,605,408.20, 5,408,112.30 and 3,196,001.80

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Solution

The fourth proportional to 3,605,408.20, 5,408,112.30 and 3,196,001.80 is: 4,794,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605,408.20 : 5,408,112.30 = 3,196,001.80 : x
  2. Step 2: Convert to fraction form
    3,605,408.20/5,408,112.30 = 3,196,001.80/x
  3. Step 3: Cross multiply
    3,605,408.20x = 5,408,112.30 × 3,196,001.80
  4. Step 4: Simplify right side
    3,605,408.20x = 17,284,336,645,402.14
  5. Step 5: Solve for x
    x = 17,284,336,645,402.14/3,605,408.20
  6. Step 6: Final answer
    x = 4,794,002.70

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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.