Home / 3,700,823.59-5,107,171.94-2,172,956.23

Finding the Fourth Proportional to 3,700,823.59, 5,107,171.94 and 2,172,956.23

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Solution

The fourth proportional to 3,700,823.59, 5,107,171.94 and 2,172,956.23 is: 2,998,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700,823.59 : 5,107,171.94 = 2,172,956.23 : x
  2. Step 2: Convert to fraction form
    3,700,823.59/5,107,171.94 = 2,172,956.23/x
  3. Step 3: Cross multiply
    3,700,823.59x = 5,107,171.94 × 2,172,956.23
  4. Step 4: Simplify right side
    3,700,823.59x = 11,097,661,084,704.19
  5. Step 5: Solve for x
    x = 11,097,661,084,704.19/3,700,823.59
  6. Step 6: Final answer
    x = 2,998,700.37

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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.