Home / 2,279,464.20-3,144,672.18-1,373,531.40

Finding the Fourth Proportional to 2,279,464.20, 3,144,672.18 and 1,373,531.40

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Solution

The fourth proportional to 2,279,464.20, 3,144,672.18 and 1,373,531.40 is: 1,894,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,464.20 : 3,144,672.18 = 1,373,531.40 : x
  2. Step 2: Convert to fraction form
    2,279,464.20/3,144,672.18 = 1,373,531.40/x
  3. Step 3: Cross multiply
    2,279,464.20x = 3,144,672.18 × 1,373,531.40
  4. Step 4: Simplify right side
    2,279,464.20x = 4,319,305,981,936.45
  5. Step 5: Solve for x
    x = 4,319,305,981,936.45/2,279,464.20
  6. Step 6: Final answer
    x = 1,894,877.74

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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.