Home / 2,268,286.20-3,398,492.70-1,913,992.20

Finding the Fourth Proportional to 2,268,286.20, 3,398,492.70 and 1,913,992.20

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Solution

The fourth proportional to 2,268,286.20, 3,398,492.70 and 1,913,992.20 is: 2,867,666.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,286.20 : 3,398,492.70 = 1,913,992.20 : x
  2. Step 2: Convert to fraction form
    2,268,286.20/3,398,492.70 = 1,913,992.20/x
  3. Step 3: Cross multiply
    2,268,286.20x = 3,398,492.70 × 1,913,992.20
  4. Step 4: Simplify right side
    2,268,286.20x = 6,504,688,519,556.94
  5. Step 5: Solve for x
    x = 6,504,688,519,556.94/2,268,286.20
  6. Step 6: Final answer
    x = 2,867,666.58

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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.