Home / 2,667,131.07-3,996,655.38-1,765,342.11

Finding the Fourth Proportional to 2,667,131.07, 3,996,655.38 and 1,765,342.11

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Solution

The fourth proportional to 2,667,131.07, 3,996,655.38 and 1,765,342.11 is: 2,645,338.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,131.07 : 3,996,655.38 = 1,765,342.11 : x
  2. Step 2: Convert to fraction form
    2,667,131.07/3,996,655.38 = 1,765,342.11/x
  3. Step 3: Cross multiply
    2,667,131.07x = 3,996,655.38 × 1,765,342.11
  4. Step 4: Simplify right side
    2,667,131.07x = 7,055,464,041,472.05
  5. Step 5: Solve for x
    x = 7,055,464,041,472.05/2,667,131.07
  6. Step 6: Final answer
    x = 2,645,338.33

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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.