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Finding the Fourth Proportional to 1,797,493.44, 2,479,770.54 and 1,033,384.80

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Solution

The fourth proportional to 1,797,493.44, 2,479,770.54 and 1,033,384.80 is: 1,425,628.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,493.44 : 2,479,770.54 = 1,033,384.80 : x
  2. Step 2: Convert to fraction form
    1,797,493.44/2,479,770.54 = 1,033,384.80/x
  3. Step 3: Cross multiply
    1,797,493.44x = 2,479,770.54 × 1,033,384.80
  4. Step 4: Simplify right side
    1,797,493.44x = 2,562,557,183,523.79
  5. Step 5: Solve for x
    x = 2,562,557,183,523.79/1,797,493.44
  6. Step 6: Final answer
    x = 1,425,628.11

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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.