Home / 1,224,793.05-1,690,220.99-673,544.30

Finding the Fourth Proportional to 1,224,793.05, 1,690,220.99 and 673,544.30

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Solution

The fourth proportional to 1,224,793.05, 1,690,220.99 and 673,544.30 is: 929,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,793.05 : 1,690,220.99 = 673,544.30 : x
  2. Step 2: Convert to fraction form
    1,224,793.05/1,690,220.99 = 673,544.30/x
  3. Step 3: Cross multiply
    1,224,793.05x = 1,690,220.99 × 673,544.30
  4. Step 4: Simplify right side
    1,224,793.05x = 1,138,438,701,736.03
  5. Step 5: Solve for x
    x = 1,138,438,701,736.03/1,224,793.05
  6. Step 6: Final answer
    x = 929,494.74

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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.