Home / 1,013,313.67-1,396,764.97-798,112.87

Finding the Fourth Proportional to 1,013,313.67, 1,396,764.97 and 798,112.87

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Solution

The fourth proportional to 1,013,313.67, 1,396,764.97 and 798,112.87 is: 1,100,129.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,313.67 : 1,396,764.97 = 798,112.87 : x
  2. Step 2: Convert to fraction form
    1,013,313.67/1,396,764.97 = 798,112.87/x
  3. Step 3: Cross multiply
    1,013,313.67x = 1,396,764.97 × 798,112.87
  4. Step 4: Simplify right side
    1,013,313.67x = 1,114,776,093,434.97
  5. Step 5: Solve for x
    x = 1,114,776,093,434.97/1,013,313.67
  6. Step 6: Final answer
    x = 1,100,129.34

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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.