Home / 1,550,480.45-2,325,720.69-485,605.85

Finding the Fourth Proportional to 1,550,480.45, 2,325,720.69 and 485,605.85

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Solution

The fourth proportional to 1,550,480.45, 2,325,720.69 and 485,605.85 is: 728,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,480.45 : 2,325,720.69 = 485,605.85 : x
  2. Step 2: Convert to fraction form
    1,550,480.45/2,325,720.69 = 485,605.85/x
  3. Step 3: Cross multiply
    1,550,480.45x = 2,325,720.69 × 485,605.85
  4. Step 4: Simplify right side
    1,550,480.45x = 1,129,383,560,901.43
  5. Step 5: Solve for x
    x = 1,129,383,560,901.43/1,550,480.45
  6. Step 6: Final answer
    x = 728,408.77

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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.