Home / 3,649,926.46-5,478,180.44-1,945,489.37

Finding the Fourth Proportional to 3,649,926.46, 5,478,180.44 and 1,945,489.37

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Solution

The fourth proportional to 3,649,926.46, 5,478,180.44 and 1,945,489.37 is: 2,919,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649,926.46 : 5,478,180.44 = 1,945,489.37 : x
  2. Step 2: Convert to fraction form
    3,649,926.46/5,478,180.44 = 1,945,489.37/x
  3. Step 3: Cross multiply
    3,649,926.46x = 5,478,180.44 × 1,945,489.37
  4. Step 4: Simplify right side
    3,649,926.46x = 10,657,741,816,929.93
  5. Step 5: Solve for x
    x = 10,657,741,816,929.93/3,649,926.46
  6. Step 6: Final answer
    x = 2,919,988.10

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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.