Home / 3,198,661.90-4,795,660.05-1,304,428.30

Finding the Fourth Proportional to 3,198,661.90, 4,795,660.05 and 1,304,428.30

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Solution

The fourth proportional to 3,198,661.90, 4,795,660.05 and 1,304,428.30 is: 1,955,691.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,661.90 : 4,795,660.05 = 1,304,428.30 : x
  2. Step 2: Convert to fraction form
    3,198,661.90/4,795,660.05 = 1,304,428.30/x
  3. Step 3: Cross multiply
    3,198,661.90x = 4,795,660.05 × 1,304,428.30
  4. Step 4: Simplify right side
    3,198,661.90x = 6,255,594,686,399.42
  5. Step 5: Solve for x
    x = 6,255,594,686,399.42/3,198,661.90
  6. Step 6: Final answer
    x = 1,955,691.12

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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.