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Finding the Fourth Proportional to 3,544,495.72, 4,890,758.88 and 1,995,516.52

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Solution

The fourth proportional to 3,544,495.72, 4,890,758.88 and 1,995,516.52 is: 2,753,449.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,544,495.72 : 4,890,758.88 = 1,995,516.52 : x
  2. Step 2: Convert to fraction form
    3,544,495.72/4,890,758.88 = 1,995,516.52/x
  3. Step 3: Cross multiply
    3,544,495.72x = 4,890,758.88 × 1,995,516.52
  4. Step 4: Simplify right side
    3,544,495.72x = 9,759,590,140,376.70
  5. Step 5: Solve for x
    x = 9,759,590,140,376.70/3,544,495.72
  6. Step 6: Final answer
    x = 2,753,449.55

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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.