Home / 2,667,621.68-3,681,317.40-1,443,926.96

Finding the Fourth Proportional to 2,667,621.68, 3,681,317.40 and 1,443,926.96

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Solution

The fourth proportional to 2,667,621.68, 3,681,317.40 and 1,443,926.96 is: 1,992,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,621.68 : 3,681,317.40 = 1,443,926.96 : x
  2. Step 2: Convert to fraction form
    2,667,621.68/3,681,317.40 = 1,443,926.96/x
  3. Step 3: Cross multiply
    2,667,621.68x = 3,681,317.40 × 1,443,926.96
  4. Step 4: Simplify right side
    2,667,621.68x = 5,315,553,442,177.10
  5. Step 5: Solve for x
    x = 5,315,553,442,177.10/2,667,621.68
  6. Step 6: Final answer
    x = 1,992,618.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.