Home / 1,998,294.54-2,757,644.50-1,080,521.50

Finding the Fourth Proportional to 1,998,294.54, 2,757,644.50 and 1,080,521.50

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Solution

The fourth proportional to 1,998,294.54, 2,757,644.50 and 1,080,521.50 is: 1,491,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,294.54 : 2,757,644.50 = 1,080,521.50 : x
  2. Step 2: Convert to fraction form
    1,998,294.54/2,757,644.50 = 1,080,521.50/x
  3. Step 3: Cross multiply
    1,998,294.54x = 2,757,644.50 × 1,080,521.50
  4. Step 4: Simplify right side
    1,998,294.54x = 2,979,694,171,606.75
  5. Step 5: Solve for x
    x = 2,979,694,171,606.75/1,998,294.54
  6. Step 6: Final answer
    x = 1,491,118.61

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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.