Home / 3,380,136.72-5,066,793.34-2,118,850.08

Finding the Fourth Proportional to 3,380,136.72, 5,066,793.34 and 2,118,850.08

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Solution

The fourth proportional to 3,380,136.72, 5,066,793.34 and 2,118,850.08 is: 3,176,136.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,136.72 : 5,066,793.34 = 2,118,850.08 : x
  2. Step 2: Convert to fraction form
    3,380,136.72/5,066,793.34 = 2,118,850.08/x
  3. Step 3: Cross multiply
    3,380,136.72x = 5,066,793.34 × 2,118,850.08
  4. Step 4: Simplify right side
    3,380,136.72x = 10,735,775,473,802.47
  5. Step 5: Solve for x
    x = 10,735,775,473,802.47/3,380,136.72
  6. Step 6: Final answer
    x = 3,176,136.46

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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.