Home / 2,248,644-3,367,561.34-1,286,181.76

Finding the Fourth Proportional to 2,248,644, 3,367,561.34 and 1,286,181.76

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Solution

The fourth proportional to 2,248,644, 3,367,561.34 and 1,286,181.76 is: 1,926,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248,644 : 3,367,561.34 = 1,286,181.76 : x
  2. Step 2: Convert to fraction form
    2,248,644/3,367,561.34 = 1,286,181.76/x
  3. Step 3: Cross multiply
    2,248,644x = 3,367,561.34 × 1,286,181.76
  4. Step 4: Simplify right side
    2,248,644x = 4,331,295,971,189.16
  5. Step 5: Solve for x
    x = 4,331,295,971,189.16/2,248,644
  6. Step 6: Final answer
    x = 1,926,181.28

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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.