Home / 2,566,756.21-3,853,919.13-1,431,736.03

Finding the Fourth Proportional to 2,566,756.21, 3,853,919.13 and 1,431,736.03

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Solution

The fourth proportional to 2,566,756.21, 3,853,919.13 and 1,431,736.03 is: 2,149,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,566,756.21 : 3,853,919.13 = 1,431,736.03 : x
  2. Step 2: Convert to fraction form
    2,566,756.21/3,853,919.13 = 1,431,736.03/x
  3. Step 3: Cross multiply
    2,566,756.21x = 3,853,919.13 × 1,431,736.03
  4. Step 4: Simplify right side
    2,566,756.21x = 5,517,794,875,127.25
  5. Step 5: Solve for x
    x = 5,517,794,875,127.25/2,566,756.21
  6. Step 6: Final answer
    x = 2,149,715.21

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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.