Home / 1,192,066.22-1,645,059.93-648,198.11

Finding the Fourth Proportional to 1,192,066.22, 1,645,059.93 and 648,198.11

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Solution

The fourth proportional to 1,192,066.22, 1,645,059.93 and 648,198.11 is: 894,518.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,066.22 : 1,645,059.93 = 648,198.11 : x
  2. Step 2: Convert to fraction form
    1,192,066.22/1,645,059.93 = 648,198.11/x
  3. Step 3: Cross multiply
    1,192,066.22x = 1,645,059.93 × 648,198.11
  4. Step 4: Simplify right side
    1,192,066.22x = 1,066,324,735,850.66
  5. Step 5: Solve for x
    x = 1,066,324,735,850.66/1,192,066.22
  6. Step 6: Final answer
    x = 894,518.04

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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.