Home / 3,397,900.78-5,090,872.15-3,195,621.10

Finding the Fourth Proportional to 3,397,900.78, 5,090,872.15 and 3,195,621.10

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Solution

The fourth proportional to 3,397,900.78, 5,090,872.15 and 3,195,621.10 is: 4,787,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,900.78 : 5,090,872.15 = 3,195,621.10 : x
  2. Step 2: Convert to fraction form
    3,397,900.78/5,090,872.15 = 3,195,621.10/x
  3. Step 3: Cross multiply
    3,397,900.78x = 5,090,872.15 × 3,195,621.10
  4. Step 4: Simplify right side
    3,397,900.78x = 16,268,498,459,942.37
  5. Step 5: Solve for x
    x = 16,268,498,459,942.37/3,397,900.78
  6. Step 6: Final answer
    x = 4,787,808.57

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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.