Home / 3,529,028.28-4,869,210.06-2,078,609.88

Finding the Fourth Proportional to 3,529,028.28, 4,869,210.06 and 2,078,609.88

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Solution

The fourth proportional to 3,529,028.28, 4,869,210.06 and 2,078,609.88 is: 2,867,981.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,028.28 : 4,869,210.06 = 2,078,609.88 : x
  2. Step 2: Convert to fraction form
    3,529,028.28/4,869,210.06 = 2,078,609.88/x
  3. Step 3: Cross multiply
    3,529,028.28x = 4,869,210.06 × 2,078,609.88
  4. Step 4: Simplify right side
    3,529,028.28x = 10,121,188,138,511.39
  5. Step 5: Solve for x
    x = 10,121,188,138,511.39/3,529,028.28
  6. Step 6: Final answer
    x = 2,867,981.59

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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.