Home / 4,630,782.78-6,942,464.64-2,200,716.36

Finding the Fourth Proportional to 4,630,782.78, 6,942,464.64 and 2,200,716.36

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Solution

The fourth proportional to 4,630,782.78, 6,942,464.64 and 2,200,716.36 is: 3,299,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630,782.78 : 6,942,464.64 = 2,200,716.36 : x
  2. Step 2: Convert to fraction form
    4,630,782.78/6,942,464.64 = 2,200,716.36/x
  3. Step 3: Cross multiply
    4,630,782.78x = 6,942,464.64 × 2,200,716.36
  4. Step 4: Simplify right side
    4,630,782.78x = 15,278,395,511,969.51
  5. Step 5: Solve for x
    x = 15,278,395,511,969.51/4,630,782.78
  6. Step 6: Final answer
    x = 3,299,311.64

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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.