Home / 1,103,739.34-1,523,286.60-613,757.78

Finding the Fourth Proportional to 1,103,739.34, 1,523,286.60 and 613,757.78

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Solution

The fourth proportional to 1,103,739.34, 1,523,286.60 and 613,757.78 is: 847,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,739.34 : 1,523,286.60 = 613,757.78 : x
  2. Step 2: Convert to fraction form
    1,103,739.34/1,523,286.60 = 613,757.78/x
  3. Step 3: Cross multiply
    1,103,739.34x = 1,523,286.60 × 613,757.78
  4. Step 4: Simplify right side
    1,103,739.34x = 934,929,001,919.75
  5. Step 5: Solve for x
    x = 934,929,001,919.75/1,103,739.34
  6. Step 6: Final answer
    x = 847,055.97

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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.