Home / 1,192,187.26-1,645,230.08-648,334.73

Finding the Fourth Proportional to 1,192,187.26, 1,645,230.08 and 648,334.73

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Solution

The fourth proportional to 1,192,187.26, 1,645,230.08 and 648,334.73 is: 894,708.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,187.26 : 1,645,230.08 = 648,334.73 : x
  2. Step 2: Convert to fraction form
    1,192,187.26/1,645,230.08 = 648,334.73/x
  3. Step 3: Cross multiply
    1,192,187.26x = 1,645,230.08 × 648,334.73
  4. Step 4: Simplify right side
    1,192,187.26x = 1,066,659,805,438.59
  5. Step 5: Solve for x
    x = 1,066,659,805,438.59/1,192,187.26
  6. Step 6: Final answer
    x = 894,708.27

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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.