Home / 2,419,497.40-3,629,246.10-1,971,599.80

Finding the Fourth Proportional to 2,419,497.40, 3,629,246.10 and 1,971,599.80

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Solution

The fourth proportional to 2,419,497.40, 3,629,246.10 and 1,971,599.80 is: 2,957,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,497.40 : 3,629,246.10 = 1,971,599.80 : x
  2. Step 2: Convert to fraction form
    2,419,497.40/3,629,246.10 = 1,971,599.80/x
  3. Step 3: Cross multiply
    2,419,497.40x = 3,629,246.10 × 1,971,599.80
  4. Step 4: Simplify right side
    2,419,497.40x = 7,155,420,884,910.78
  5. Step 5: Solve for x
    x = 7,155,420,884,910.78/2,419,497.40
  6. Step 6: Final answer
    x = 2,957,399.70

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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.