Home / 3,449,917.40-4,760,890.98-1,922,078.12

Finding the Fourth Proportional to 3,449,917.40, 4,760,890.98 and 1,922,078.12

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Solution

The fourth proportional to 3,449,917.40, 4,760,890.98 and 1,922,078.12 is: 2,652,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,917.40 : 4,760,890.98 = 1,922,078.12 : x
  2. Step 2: Convert to fraction form
    3,449,917.40/4,760,890.98 = 1,922,078.12/x
  3. Step 3: Cross multiply
    3,449,917.40x = 4,760,890.98 × 1,922,078.12
  4. Step 4: Simplify right side
    3,449,917.40x = 9,150,804,384,363.36
  5. Step 5: Solve for x
    x = 9,150,804,384,363.36/3,449,917.40
  6. Step 6: Final answer
    x = 2,652,470.57

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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.