Home / 2,107,727.11-3,161,231.02-759,621.43

Finding the Fourth Proportional to 2,107,727.11, 3,161,231.02 and 759,621.43

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Solution

The fourth proportional to 2,107,727.11, 3,161,231.02 and 759,621.43 is: 1,139,302.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,727.11 : 3,161,231.02 = 759,621.43 : x
  2. Step 2: Convert to fraction form
    2,107,727.11/3,161,231.02 = 759,621.43/x
  3. Step 3: Cross multiply
    2,107,727.11x = 3,161,231.02 × 759,621.43
  4. Step 4: Simplify right side
    2,107,727.11x = 2,401,338,827,972.76
  5. Step 5: Solve for x
    x = 2,401,338,827,972.76/2,107,727.11
  6. Step 6: Final answer
    x = 1,139,302.53

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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.