Home / 3,360,606.80-5,040,910.20-1,919,811.20

Finding the Fourth Proportional to 3,360,606.80, 5,040,910.20 and 1,919,811.20

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Solution

The fourth proportional to 3,360,606.80, 5,040,910.20 and 1,919,811.20 is: 2,879,716.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,606.80 : 5,040,910.20 = 1,919,811.20 : x
  2. Step 2: Convert to fraction form
    3,360,606.80/5,040,910.20 = 1,919,811.20/x
  3. Step 3: Cross multiply
    3,360,606.80x = 5,040,910.20 × 1,919,811.20
  4. Step 4: Simplify right side
    3,360,606.80x = 9,677,595,860,154.24
  5. Step 5: Solve for x
    x = 9,677,595,860,154.24/3,360,606.80
  6. Step 6: Final answer
    x = 2,879,716.80

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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.