Home / 3,426,121.80-4,728,047.45-2,049,523.55

Finding the Fourth Proportional to 3,426,121.80, 4,728,047.45 and 2,049,523.55

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Solution

The fourth proportional to 3,426,121.80, 4,728,047.45 and 2,049,523.55 is: 2,828,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,121.80 : 4,728,047.45 = 2,049,523.55 : x
  2. Step 2: Convert to fraction form
    3,426,121.80/4,728,047.45 = 2,049,523.55/x
  3. Step 3: Cross multiply
    3,426,121.80x = 4,728,047.45 × 2,049,523.55
  4. Step 4: Simplify right side
    3,426,121.80x = 9,690,244,560,404.59
  5. Step 5: Solve for x
    x = 9,690,244,560,404.59/3,426,121.80
  6. Step 6: Final answer
    x = 2,828,342.11

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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.