Home / 2,489,980.82-3,436,126.88-1,523,040.08

Finding the Fourth Proportional to 2,489,980.82, 3,436,126.88 and 1,523,040.08

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Solution

The fourth proportional to 2,489,980.82, 3,436,126.88 and 1,523,040.08 is: 2,101,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,980.82 : 3,436,126.88 = 1,523,040.08 : x
  2. Step 2: Convert to fraction form
    2,489,980.82/3,436,126.88 = 1,523,040.08/x
  3. Step 3: Cross multiply
    2,489,980.82x = 3,436,126.88 × 1,523,040.08
  4. Step 4: Simplify right side
    2,489,980.82x = 5,233,358,958,205.35
  5. Step 5: Solve for x
    x = 5,233,358,958,205.35/2,489,980.82
  6. Step 6: Final answer
    x = 2,101,766.78

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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.