Home / 3,675,578.76-5,071,555.44-2,147,390.64

Finding the Fourth Proportional to 3,675,578.76, 5,071,555.44 and 2,147,390.64

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Solution

The fourth proportional to 3,675,578.76, 5,071,555.44 and 2,147,390.64 is: 2,962,964.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675,578.76 : 5,071,555.44 = 2,147,390.64 : x
  2. Step 2: Convert to fraction form
    3,675,578.76/5,071,555.44 = 2,147,390.64/x
  3. Step 3: Cross multiply
    3,675,578.76x = 5,071,555.44 × 2,147,390.64
  4. Step 4: Simplify right side
    3,675,578.76x = 10,890,610,682,097.08
  5. Step 5: Solve for x
    x = 10,890,610,682,097.08/3,675,578.76
  6. Step 6: Final answer
    x = 2,962,964.85

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Double scale
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1.5x scale

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.