Home / 5,239,885.05-7,857,671.54-2,002,618.40

Finding the Fourth Proportional to 5,239,885.05, 7,857,671.54 and 2,002,618.40

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Solution

The fourth proportional to 5,239,885.05, 7,857,671.54 and 2,002,618.40 is: 3,003,103.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,885.05 : 7,857,671.54 = 2,002,618.40 : x
  2. Step 2: Convert to fraction form
    5,239,885.05/7,857,671.54 = 2,002,618.40/x
  3. Step 3: Cross multiply
    5,239,885.05x = 7,857,671.54 × 2,002,618.40
  4. Step 4: Simplify right side
    5,239,885.05x = 15,735,917,557,858.89
  5. Step 5: Solve for x
    x = 15,735,917,557,858.89/5,239,885.05
  6. Step 6: Final answer
    x = 3,003,103.58

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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.