Home / 5,200,958.53-7,177,348.74-2,909,119.22

Finding the Fourth Proportional to 5,200,958.53, 7,177,348.74 and 2,909,119.22

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Solution

The fourth proportional to 5,200,958.53, 7,177,348.74 and 2,909,119.22 is: 4,014,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,958.53 : 7,177,348.74 = 2,909,119.22 : x
  2. Step 2: Convert to fraction form
    5,200,958.53/7,177,348.74 = 2,909,119.22/x
  3. Step 3: Cross multiply
    5,200,958.53x = 7,177,348.74 × 2,909,119.22
  4. Step 4: Simplify right side
    5,200,958.53x = 20,879,763,170,114.30
  5. Step 5: Solve for x
    x = 20,879,763,170,114.30/5,200,958.53
  6. Step 6: Final answer
    x = 4,014,599.05

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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.