Home / 2,138,674.14-3,213,028.17-2,017,621.26

Finding the Fourth Proportional to 2,138,674.14, 3,213,028.17 and 2,017,621.26

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Solution

The fourth proportional to 2,138,674.14, 3,213,028.17 and 2,017,621.26 is: 3,031,164.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138,674.14 : 3,213,028.17 = 2,017,621.26 : x
  2. Step 2: Convert to fraction form
    2,138,674.14/3,213,028.17 = 2,017,621.26/x
  3. Step 3: Cross multiply
    2,138,674.14x = 3,213,028.17 × 2,017,621.26
  4. Step 4: Simplify right side
    2,138,674.14x = 6,482,673,944,770.90
  5. Step 5: Solve for x
    x = 6,482,673,944,770.90/2,138,674.14
  6. Step 6: Final answer
    x = 3,031,164.88

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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.