Home / 3,389,021.10-5,081,927.85-1,969,512.30

Finding the Fourth Proportional to 3,389,021.10, 5,081,927.85 and 1,969,512.30

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Solution

The fourth proportional to 3,389,021.10, 5,081,927.85 and 1,969,512.30 is: 2,953,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,021.10 : 5,081,927.85 = 1,969,512.30 : x
  2. Step 2: Convert to fraction form
    3,389,021.10/5,081,927.85 = 1,969,512.30/x
  3. Step 3: Cross multiply
    3,389,021.10x = 5,081,927.85 × 1,969,512.30
  4. Step 4: Simplify right side
    3,389,021.10x = 10,008,919,408,287.55
  5. Step 5: Solve for x
    x = 10,008,919,408,287.55/3,389,021.10
  6. Step 6: Final answer
    x = 2,953,336.41

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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.