Home / 2,275,381.08-3,414,067.38-1,078,157.88

Finding the Fourth Proportional to 2,275,381.08, 3,414,067.38 and 1,078,157.88

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Solution

The fourth proportional to 2,275,381.08, 3,414,067.38 and 1,078,157.88 is: 1,617,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,275,381.08 : 3,414,067.38 = 1,078,157.88 : x
  2. Step 2: Convert to fraction form
    2,275,381.08/3,414,067.38 = 1,078,157.88/x
  3. Step 3: Cross multiply
    2,275,381.08x = 3,414,067.38 × 1,078,157.88
  4. Step 4: Simplify right side
    2,275,381.08x = 3,680,903,648,597.95
  5. Step 5: Solve for x
    x = 3,680,903,648,597.95/2,275,381.08
  6. Step 6: Final answer
    x = 1,617,708.65

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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.