Home / 2,479,987.30-3,422,755.98-1,513,679.11

Finding the Fourth Proportional to 2,479,987.30, 3,422,755.98 and 1,513,679.11

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Solution

The fourth proportional to 2,479,987.30, 3,422,755.98 and 1,513,679.11 is: 2,089,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479,987.30 : 3,422,755.98 = 1,513,679.11 : x
  2. Step 2: Convert to fraction form
    2,479,987.30/3,422,755.98 = 1,513,679.11/x
  3. Step 3: Cross multiply
    2,479,987.30x = 3,422,755.98 × 1,513,679.11
  4. Step 4: Simplify right side
    2,479,987.30x = 5,180,954,225,553.58
  5. Step 5: Solve for x
    x = 5,180,954,225,553.58/2,479,987.30
  6. Step 6: Final answer
    x = 2,089,105.14

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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.