Home / 2,449,720.13-3,674,342.61-743,878.20

Finding the Fourth Proportional to 2,449,720.13, 3,674,342.61 and 743,878.20

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Solution

The fourth proportional to 2,449,720.13, 3,674,342.61 and 743,878.20 is: 1,115,745.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449,720.13 : 3,674,342.61 = 743,878.20 : x
  2. Step 2: Convert to fraction form
    2,449,720.13/3,674,342.61 = 743,878.20/x
  3. Step 3: Cross multiply
    2,449,720.13x = 3,674,342.61 × 743,878.20
  4. Step 4: Simplify right side
    2,449,720.13x = 2,733,263,366,910.10
  5. Step 5: Solve for x
    x = 2,733,263,366,910.10/2,449,720.13
  6. Step 6: Final answer
    x = 1,115,745.16

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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.