Home / 2,630,198.28-3,629,466.90-1,611,464.52

Finding the Fourth Proportional to 2,630,198.28, 3,629,466.90 and 1,611,464.52

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Solution

The fourth proportional to 2,630,198.28, 3,629,466.90 and 1,611,464.52 is: 2,223,694.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630,198.28 : 3,629,466.90 = 1,611,464.52 : x
  2. Step 2: Convert to fraction form
    2,630,198.28/3,629,466.90 = 1,611,464.52/x
  3. Step 3: Cross multiply
    2,630,198.28x = 3,629,466.90 × 1,611,464.52
  4. Step 4: Simplify right side
    2,630,198.28x = 5,848,757,135,864.39
  5. Step 5: Solve for x
    x = 5,848,757,135,864.39/2,630,198.28
  6. Step 6: Final answer
    x = 2,223,694.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.