Home / 3,209,385.66-4,428,943.07-1,759,076.61

Finding the Fourth Proportional to 3,209,385.66, 4,428,943.07 and 1,759,076.61

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Solution

The fourth proportional to 3,209,385.66, 4,428,943.07 and 1,759,076.61 is: 2,427,520.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,385.66 : 4,428,943.07 = 1,759,076.61 : x
  2. Step 2: Convert to fraction form
    3,209,385.66/4,428,943.07 = 1,759,076.61/x
  3. Step 3: Cross multiply
    3,209,385.66x = 4,428,943.07 × 1,759,076.61
  4. Step 4: Simplify right side
    3,209,385.66x = 7,790,850,161,458.59
  5. Step 5: Solve for x
    x = 7,790,850,161,458.59/3,209,385.66
  6. Step 6: Final answer
    x = 2,427,520.71

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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.