Home / 1,190,972.22-1,643,615.19-681,662.94

Finding the Fourth Proportional to 1,190,972.22, 1,643,615.19 and 681,662.94

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Solution

The fourth proportional to 1,190,972.22, 1,643,615.19 and 681,662.94 is: 940,736.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,972.22 : 1,643,615.19 = 681,662.94 : x
  2. Step 2: Convert to fraction form
    1,190,972.22/1,643,615.19 = 681,662.94/x
  3. Step 3: Cross multiply
    1,190,972.22x = 1,643,615.19 × 681,662.94
  4. Step 4: Simplify right side
    1,190,972.22x = 1,120,391,562,644.06
  5. Step 5: Solve for x
    x = 1,120,391,562,644.06/1,190,972.22
  6. Step 6: Final answer
    x = 940,736.94

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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.