Home / 2,245,936.12-3,099,707.94-1,429,879.12

Finding the Fourth Proportional to 2,245,936.12, 3,099,707.94 and 1,429,879.12

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Solution

The fourth proportional to 2,245,936.12, 3,099,707.94 and 1,429,879.12 is: 1,973,434.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,936.12 : 3,099,707.94 = 1,429,879.12 : x
  2. Step 2: Convert to fraction form
    2,245,936.12/3,099,707.94 = 1,429,879.12/x
  3. Step 3: Cross multiply
    2,245,936.12x = 3,099,707.94 × 1,429,879.12
  4. Step 4: Simplify right side
    2,245,936.12x = 4,432,207,661,504.21
  5. Step 5: Solve for x
    x = 4,432,207,661,504.21/2,245,936.12
  6. Step 6: Final answer
    x = 1,973,434.43

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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.