Home / 2,291,986.94-3,163,040.39-1,273,391.69

Finding the Fourth Proportional to 2,291,986.94, 3,163,040.39 and 1,273,391.69

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Solution

The fourth proportional to 2,291,986.94, 3,163,040.39 and 1,273,391.69 is: 1,757,335.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,986.94 : 3,163,040.39 = 1,273,391.69 : x
  2. Step 2: Convert to fraction form
    2,291,986.94/3,163,040.39 = 1,273,391.69/x
  3. Step 3: Cross multiply
    2,291,986.94x = 3,163,040.39 × 1,273,391.69
  4. Step 4: Simplify right side
    2,291,986.94x = 4,027,789,339,852.76
  5. Step 5: Solve for x
    x = 4,027,789,339,852.76/2,291,986.94
  6. Step 6: Final answer
    x = 1,757,335.21

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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.