Home / 3,919,408.22-5,879,110.16-1,223,964.44

Finding the Fourth Proportional to 3,919,408.22, 5,879,110.16 and 1,223,964.44

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Solution

The fourth proportional to 3,919,408.22, 5,879,110.16 and 1,223,964.44 is: 1,835,945.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,408.22 : 5,879,110.16 = 1,223,964.44 : x
  2. Step 2: Convert to fraction form
    3,919,408.22/5,879,110.16 = 1,223,964.44/x
  3. Step 3: Cross multiply
    3,919,408.22x = 5,879,110.16 × 1,223,964.44
  4. Step 4: Simplify right side
    3,919,408.22x = 7,195,821,739,167.34
  5. Step 5: Solve for x
    x = 7,195,821,739,167.34/3,919,408.22
  6. Step 6: Final answer
    x = 1,835,945.98

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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.