Home / 3,821,213.05-5,731,818.55-2,619,492.12

Finding the Fourth Proportional to 3,821,213.05, 5,731,818.55 and 2,619,492.12

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Solution

The fourth proportional to 3,821,213.05, 5,731,818.55 and 2,619,492.12 is: 3,929,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,213.05 : 5,731,818.55 = 2,619,492.12 : x
  2. Step 2: Convert to fraction form
    3,821,213.05/5,731,818.55 = 2,619,492.12/x
  3. Step 3: Cross multiply
    3,821,213.05x = 5,731,818.55 × 2,619,492.12
  4. Step 4: Simplify right side
    3,821,213.05x = 15,014,453,524,994.83
  5. Step 5: Solve for x
    x = 15,014,453,524,994.83/3,821,213.05
  6. Step 6: Final answer
    x = 3,929,237.48

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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.