Home / 1,772,982.12-2,659,473.06-443,286.12

Finding the Fourth Proportional to 1,772,982.12, 2,659,473.06 and 443,286.12

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Solution

The fourth proportional to 1,772,982.12, 2,659,473.06 and 443,286.12 is: 664,929.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,982.12 : 2,659,473.06 = 443,286.12 : x
  2. Step 2: Convert to fraction form
    1,772,982.12/2,659,473.06 = 443,286.12/x
  3. Step 3: Cross multiply
    1,772,982.12x = 2,659,473.06 × 443,286.12
  4. Step 4: Simplify right side
    1,772,982.12x = 1,178,907,494,011.93
  5. Step 5: Solve for x
    x = 1,178,907,494,011.93/1,772,982.12
  6. Step 6: Final answer
    x = 664,929.15

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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.