Home / 1,155,493.25-1,733,650.09-515,738.75

Finding the Fourth Proportional to 1,155,493.25, 1,733,650.09 and 515,738.75

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Solution

The fourth proportional to 1,155,493.25, 1,733,650.09 and 515,738.75 is: 773,791.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,493.25 : 1,733,650.09 = 515,738.75 : x
  2. Step 2: Convert to fraction form
    1,155,493.25/1,733,650.09 = 515,738.75/x
  3. Step 3: Cross multiply
    1,155,493.25x = 1,733,650.09 × 515,738.75
  4. Step 4: Simplify right side
    1,155,493.25x = 894,110,520,396.39
  5. Step 5: Solve for x
    x = 894,110,520,396.39/1,155,493.25
  6. Step 6: Final answer
    x = 773,791.21

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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.