Home / 1,962,947.88-2,708,789.13-1,103,489.82

Finding the Fourth Proportional to 1,962,947.88, 2,708,789.13 and 1,103,489.82

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Solution

The fourth proportional to 1,962,947.88, 2,708,789.13 and 1,103,489.82 is: 1,522,771.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,947.88 : 2,708,789.13 = 1,103,489.82 : x
  2. Step 2: Convert to fraction form
    1,962,947.88/2,708,789.13 = 1,103,489.82/x
  3. Step 3: Cross multiply
    1,962,947.88x = 2,708,789.13 × 1,103,489.82
  4. Step 4: Simplify right side
    1,962,947.88x = 2,989,121,229,481.66
  5. Step 5: Solve for x
    x = 2,989,121,229,481.66/1,962,947.88
  6. Step 6: Final answer
    x = 1,522,771.57

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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.