Home / 1,335,410.35-1,843,504.92-762,339.80

Finding the Fourth Proportional to 1,335,410.35, 1,843,504.92 and 762,339.80

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Solution

The fourth proportional to 1,335,410.35, 1,843,504.92 and 762,339.80 is: 1,052,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,410.35 : 1,843,504.92 = 762,339.80 : x
  2. Step 2: Convert to fraction form
    1,335,410.35/1,843,504.92 = 762,339.80/x
  3. Step 3: Cross multiply
    1,335,410.35x = 1,843,504.92 × 762,339.80
  4. Step 4: Simplify right side
    1,335,410.35x = 1,405,377,176,620.58
  5. Step 5: Solve for x
    x = 1,405,377,176,620.58/1,335,410.35
  6. Step 6: Final answer
    x = 1,052,393.51

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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.