Home / 1,995,109.50-2,753,251.11-1,089,693.66

Finding the Fourth Proportional to 1,995,109.50, 2,753,251.11 and 1,089,693.66

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Solution

The fourth proportional to 1,995,109.50, 2,753,251.11 and 1,089,693.66 is: 1,503,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,109.50 : 2,753,251.11 = 1,089,693.66 : x
  2. Step 2: Convert to fraction form
    1,995,109.50/2,753,251.11 = 1,089,693.66/x
  3. Step 3: Cross multiply
    1,995,109.50x = 2,753,251.11 × 1,089,693.66
  4. Step 4: Simplify right side
    1,995,109.50x = 3,000,200,278,954.96
  5. Step 5: Solve for x
    x = 3,000,200,278,954.96/1,995,109.50
  6. Step 6: Final answer
    x = 1,503,777.25

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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.