Home / 3,393,836.94-4,683,217.98-1,998,178.30

Finding the Fourth Proportional to 3,393,836.94, 4,683,217.98 and 1,998,178.30

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Solution

The fourth proportional to 3,393,836.94, 4,683,217.98 and 1,998,178.30 is: 2,757,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,836.94 : 4,683,217.98 = 1,998,178.30 : x
  2. Step 2: Convert to fraction form
    3,393,836.94/4,683,217.98 = 1,998,178.30/x
  3. Step 3: Cross multiply
    3,393,836.94x = 4,683,217.98 × 1,998,178.30
  4. Step 4: Simplify right side
    3,393,836.94x = 9,357,904,541,805.84
  5. Step 5: Solve for x
    x = 9,357,904,541,805.84/3,393,836.94
  6. Step 6: Final answer
    x = 2,757,322.97

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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.