Home / 3,109,691.10-4,664,910.42-2,939,629.98

Finding the Fourth Proportional to 3,109,691.10, 4,664,910.42 and 2,939,629.98

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Solution

The fourth proportional to 3,109,691.10, 4,664,910.42 and 2,939,629.98 is: 4,409,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,691.10 : 4,664,910.42 = 2,939,629.98 : x
  2. Step 2: Convert to fraction form
    3,109,691.10/4,664,910.42 = 2,939,629.98/x
  3. Step 3: Cross multiply
    3,109,691.10x = 4,664,910.42 × 2,939,629.98
  4. Step 4: Simplify right side
    3,109,691.10x = 13,713,110,524,646.39
  5. Step 5: Solve for x
    x = 13,713,110,524,646.39/3,109,691.10
  6. Step 6: Final answer
    x = 4,409,798.30

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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.