Home / 1,278,964.26-1,764,971.01-706,004.82

Finding the Fourth Proportional to 1,278,964.26, 1,764,971.01 and 706,004.82

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Solution

The fourth proportional to 1,278,964.26, 1,764,971.01 and 706,004.82 is: 974,286.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,964.26 : 1,764,971.01 = 706,004.82 : x
  2. Step 2: Convert to fraction form
    1,278,964.26/1,764,971.01 = 706,004.82/x
  3. Step 3: Cross multiply
    1,278,964.26x = 1,764,971.01 × 706,004.82
  4. Step 4: Simplify right side
    1,278,964.26x = 1,246,078,040,220.27
  5. Step 5: Solve for x
    x = 1,246,078,040,220.27/1,278,964.26
  6. Step 6: Final answer
    x = 974,286.83

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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.