Home / 1,591,833-2,198,189.14-1,011,243.64

Finding the Fourth Proportional to 1,591,833, 2,198,189.14 and 1,011,243.64

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Solution

The fourth proportional to 1,591,833, 2,198,189.14 and 1,011,243.64 is: 1,396,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,833 : 2,198,189.14 = 1,011,243.64 : x
  2. Step 2: Convert to fraction form
    1,591,833/2,198,189.14 = 1,011,243.64/x
  3. Step 3: Cross multiply
    1,591,833x = 2,198,189.14 × 1,011,243.64
  4. Step 4: Simplify right side
    1,591,833x = 2,222,904,787,342.07
  5. Step 5: Solve for x
    x = 2,222,904,787,342.07/1,591,833
  6. Step 6: Final answer
    x = 1,396,443.46

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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.