Home / 3,580,679.26-4,941,400.43-1,949,133.52

Finding the Fourth Proportional to 3,580,679.26, 4,941,400.43 and 1,949,133.52

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Solution

The fourth proportional to 3,580,679.26, 4,941,400.43 and 1,949,133.52 is: 2,689,838.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,679.26 : 4,941,400.43 = 1,949,133.52 : x
  2. Step 2: Convert to fraction form
    3,580,679.26/4,941,400.43 = 1,949,133.52/x
  3. Step 3: Cross multiply
    3,580,679.26x = 4,941,400.43 × 1,949,133.52
  4. Step 4: Simplify right side
    3,580,679.26x = 9,631,449,204,109.75
  5. Step 5: Solve for x
    x = 9,631,449,204,109.75/3,580,679.26
  6. Step 6: Final answer
    x = 2,689,838.58

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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.