Home / 3,621,327.10-5,431,990.65-1,225,249.90

Finding the Fourth Proportional to 3,621,327.10, 5,431,990.65 and 1,225,249.90

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Solution

The fourth proportional to 3,621,327.10, 5,431,990.65 and 1,225,249.90 is: 1,837,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,327.10 : 5,431,990.65 = 1,225,249.90 : x
  2. Step 2: Convert to fraction form
    3,621,327.10/5,431,990.65 = 1,225,249.90/x
  3. Step 3: Cross multiply
    3,621,327.10x = 5,431,990.65 × 1,225,249.90
  4. Step 4: Simplify right side
    3,621,327.10x = 6,655,546,000,713.44
  5. Step 5: Solve for x
    x = 6,655,546,000,713.44/3,621,327.10
  6. Step 6: Final answer
    x = 1,837,874.85

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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.