Home / 1,101,195.26-1,519,659.83-617,770.78

Finding the Fourth Proportional to 1,101,195.26, 1,519,659.83 and 617,770.78

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Solution

The fourth proportional to 1,101,195.26, 1,519,659.83 and 617,770.78 is: 852,529.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,195.26 : 1,519,659.83 = 617,770.78 : x
  2. Step 2: Convert to fraction form
    1,101,195.26/1,519,659.83 = 617,770.78/x
  3. Step 3: Cross multiply
    1,101,195.26x = 1,519,659.83 × 617,770.78
  4. Step 4: Simplify right side
    1,101,195.26x = 938,801,442,500.60
  5. Step 5: Solve for x
    x = 938,801,442,500.60/1,101,195.26
  6. Step 6: Final answer
    x = 852,529.50

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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.