Home / 2,826,936.08-3,899,884.68-1,680,364.88

Finding the Fourth Proportional to 2,826,936.08, 3,899,884.68 and 1,680,364.88

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Solution

The fourth proportional to 2,826,936.08, 3,899,884.68 and 1,680,364.88 is: 2,318,138.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826,936.08 : 3,899,884.68 = 1,680,364.88 : x
  2. Step 2: Convert to fraction form
    2,826,936.08/3,899,884.68 = 1,680,364.88/x
  3. Step 3: Cross multiply
    2,826,936.08x = 3,899,884.68 × 1,680,364.88
  4. Step 4: Simplify right side
    2,826,936.08x = 6,553,229,252,322.04
  5. Step 5: Solve for x
    x = 6,553,229,252,322.04/2,826,936.08
  6. Step 6: Final answer
    x = 2,318,138.46

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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.