Home / 3,669,742.80-5,489,062.20-3,293,384.40

Finding the Fourth Proportional to 3,669,742.80, 5,489,062.20 and 3,293,384.40

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Solution

The fourth proportional to 3,669,742.80, 5,489,062.20 and 3,293,384.40 is: 4,926,119.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,742.80 : 5,489,062.20 = 3,293,384.40 : x
  2. Step 2: Convert to fraction form
    3,669,742.80/5,489,062.20 = 3,293,384.40/x
  3. Step 3: Cross multiply
    3,669,742.80x = 5,489,062.20 × 3,293,384.40
  4. Step 4: Simplify right side
    3,669,742.80x = 18,077,591,820,109.68
  5. Step 5: Solve for x
    x = 18,077,591,820,109.68/3,669,742.80
  6. Step 6: Final answer
    x = 4,926,119.57

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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.