Home / 2,193,921.62-3,027,594.40-1,227,051.15

Finding the Fourth Proportional to 2,193,921.62, 3,027,594.40 and 1,227,051.15

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Solution

The fourth proportional to 2,193,921.62, 3,027,594.40 and 1,227,051.15 is: 1,693,320.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,921.62 : 3,027,594.40 = 1,227,051.15 : x
  2. Step 2: Convert to fraction form
    2,193,921.62/3,027,594.40 = 1,227,051.15/x
  3. Step 3: Cross multiply
    2,193,921.62x = 3,027,594.40 × 1,227,051.15
  4. Step 4: Simplify right side
    2,193,921.62x = 3,715,013,175,115.59
  5. Step 5: Solve for x
    x = 3,715,013,175,115.59/2,193,921.62
  6. Step 6: Final answer
    x = 1,693,320.83

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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.