Home / 1,244,290.62-1,716,204.31-938,379.90

Finding the Fourth Proportional to 1,244,290.62, 1,716,204.31 and 938,379.90

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Solution

The fourth proportional to 1,244,290.62, 1,716,204.31 and 938,379.90 is: 1,294,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,290.62 : 1,716,204.31 = 938,379.90 : x
  2. Step 2: Convert to fraction form
    1,244,290.62/1,716,204.31 = 938,379.90/x
  3. Step 3: Cross multiply
    1,244,290.62x = 1,716,204.31 × 938,379.90
  4. Step 4: Simplify right side
    1,244,290.62x = 1,610,451,628,797.37
  5. Step 5: Solve for x
    x = 1,610,451,628,797.37/1,244,290.62
  6. Step 6: Final answer
    x = 1,294,272.90

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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.