Home / 3,005,658.80-4,147,968.12-1,647,589.04

Finding the Fourth Proportional to 3,005,658.80, 4,147,968.12 and 1,647,589.04

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Solution

The fourth proportional to 3,005,658.80, 4,147,968.12 and 1,647,589.04 is: 2,273,760.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,658.80 : 4,147,968.12 = 1,647,589.04 : x
  2. Step 2: Convert to fraction form
    3,005,658.80/4,147,968.12 = 1,647,589.04/x
  3. Step 3: Cross multiply
    3,005,658.80x = 4,147,968.12 × 1,647,589.04
  4. Step 4: Simplify right side
    3,005,658.80x = 6,834,146,812,781.41
  5. Step 5: Solve for x
    x = 6,834,146,812,781.41/3,005,658.80
  6. Step 6: Final answer
    x = 2,273,760.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.