Home / 1,373,843.55-1,896,131.04-762,193.36

Finding the Fourth Proportional to 1,373,843.55, 1,896,131.04 and 762,193.36

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Solution

The fourth proportional to 1,373,843.55, 1,896,131.04 and 762,193.36 is: 1,051,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,843.55 : 1,896,131.04 = 762,193.36 : x
  2. Step 2: Convert to fraction form
    1,373,843.55/1,896,131.04 = 762,193.36/x
  3. Step 3: Cross multiply
    1,373,843.55x = 1,896,131.04 × 762,193.36
  4. Step 4: Simplify right side
    1,373,843.55x = 1,445,218,488,377.89
  5. Step 5: Solve for x
    x = 1,445,218,488,377.89/1,373,843.55
  6. Step 6: Final answer
    x = 1,051,952.74

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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.