Home / 1,695,734.16-2,543,974.96-938,679.88

Finding the Fourth Proportional to 1,695,734.16, 2,543,974.96 and 938,679.88

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Solution

The fourth proportional to 1,695,734.16, 2,543,974.96 and 938,679.88 is: 1,408,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,734.16 : 2,543,974.96 = 938,679.88 : x
  2. Step 2: Convert to fraction form
    1,695,734.16/2,543,974.96 = 938,679.88/x
  3. Step 3: Cross multiply
    1,695,734.16x = 2,543,974.96 × 938,679.88
  4. Step 4: Simplify right side
    1,695,734.16x = 2,387,978,110,175.80
  5. Step 5: Solve for x
    x = 2,387,978,110,175.80/1,695,734.16
  6. Step 6: Final answer
    x = 1,408,226.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.