Home / 1,665,914.85-2,498,872.26-403,742.48

Finding the Fourth Proportional to 1,665,914.85, 2,498,872.26 and 403,742.48

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Solution

The fourth proportional to 1,665,914.85, 2,498,872.26 and 403,742.48 is: 605,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,914.85 : 2,498,872.26 = 403,742.48 : x
  2. Step 2: Convert to fraction form
    1,665,914.85/2,498,872.26 = 403,742.48/x
  3. Step 3: Cross multiply
    1,665,914.85x = 2,498,872.26 × 403,742.48
  4. Step 4: Simplify right side
    1,665,914.85x = 1,008,900,870,204.23
  5. Step 5: Solve for x
    x = 1,008,900,870,204.23/1,665,914.85
  6. Step 6: Final answer
    x = 605,613.71

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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.