Home / 2,422,720.80-3,629,998.80-1,915,336.80

Finding the Fourth Proportional to 2,422,720.80, 3,629,998.80 and 1,915,336.80

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Solution

The fourth proportional to 2,422,720.80, 3,629,998.80 and 1,915,336.80 is: 2,869,777.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422,720.80 : 3,629,998.80 = 1,915,336.80 : x
  2. Step 2: Convert to fraction form
    2,422,720.80/3,629,998.80 = 1,915,336.80/x
  3. Step 3: Cross multiply
    2,422,720.80x = 3,629,998.80 × 1,915,336.80
  4. Step 4: Simplify right side
    2,422,720.80x = 6,952,670,285,595.84
  5. Step 5: Solve for x
    x = 6,952,670,285,595.84/2,422,720.80
  6. Step 6: Final answer
    x = 2,869,777.77

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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.