Home / 1,198,263.06-1,653,614.29-681,991.64

Finding the Fourth Proportional to 1,198,263.06, 1,653,614.29 and 681,991.64

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Solution

The fourth proportional to 1,198,263.06, 1,653,614.29 and 681,991.64 is: 941,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,263.06 : 1,653,614.29 = 681,991.64 : x
  2. Step 2: Convert to fraction form
    1,198,263.06/1,653,614.29 = 681,991.64/x
  3. Step 3: Cross multiply
    1,198,263.06x = 1,653,614.29 × 681,991.64
  4. Step 4: Simplify right side
    1,198,263.06x = 1,127,751,121,564.54
  5. Step 5: Solve for x
    x = 1,127,751,121,564.54/1,198,263.06
  6. Step 6: Final answer
    x = 941,154.88

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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.