Home / 2,783,149.02-3,811,967.78-2,619,736.38

Finding the Fourth Proportional to 2,783,149.02, 3,811,967.78 and 2,619,736.38

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Solution

The fourth proportional to 2,783,149.02, 3,811,967.78 and 2,619,736.38 is: 3,588,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,149.02 : 3,811,967.78 = 2,619,736.38 : x
  2. Step 2: Convert to fraction form
    2,783,149.02/3,811,967.78 = 2,619,736.38/x
  3. Step 3: Cross multiply
    2,783,149.02x = 3,811,967.78 × 2,619,736.38
  4. Step 4: Simplify right side
    2,783,149.02x = 9,986,350,659,555.15
  5. Step 5: Solve for x
    x = 9,986,350,659,555.15/2,783,149.02
  6. Step 6: Final answer
    x = 3,588,148.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.