Home / 829,044.80-1,245,410.40-806,926.40

Finding the Fourth Proportional to 829,044.80, 1,245,410.40 and 806,926.40

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Solution

The fourth proportional to 829,044.80, 1,245,410.40 and 806,926.40 is: 1,212,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,044.80 : 1,245,410.40 = 806,926.40 : x
  2. Step 2: Convert to fraction form
    829,044.80/1,245,410.40 = 806,926.40/x
  3. Step 3: Cross multiply
    829,044.80x = 1,245,410.40 × 806,926.40
  4. Step 4: Simplify right side
    829,044.80x = 1,004,954,530,594.56
  5. Step 5: Solve for x
    x = 1,004,954,530,594.56/829,044.80
  6. Step 6: Final answer
    x = 1,212,183.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.