Home / 2,245,205.70-3,367,808.55-1,108,512.45

Finding the Fourth Proportional to 2,245,205.70, 3,367,808.55 and 1,108,512.45

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Solution

The fourth proportional to 2,245,205.70, 3,367,808.55 and 1,108,512.45 is: 1,662,768.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,205.70 : 3,367,808.55 = 1,108,512.45 : x
  2. Step 2: Convert to fraction form
    2,245,205.70/3,367,808.55 = 1,108,512.45/x
  3. Step 3: Cross multiply
    2,245,205.70x = 3,367,808.55 × 1,108,512.45
  4. Step 4: Simplify right side
    2,245,205.70x = 3,733,257,706,891.45
  5. Step 5: Solve for x
    x = 3,733,257,706,891.45/2,245,205.70
  6. Step 6: Final answer
    x = 1,662,768.68

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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.