Home / 3,389,593.50-4,676,500.89-1,919,301.09

Finding the Fourth Proportional to 3,389,593.50, 4,676,500.89 and 1,919,301.09

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Solution

The fourth proportional to 3,389,593.50, 4,676,500.89 and 1,919,301.09 is: 2,647,991.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,593.50 : 4,676,500.89 = 1,919,301.09 : x
  2. Step 2: Convert to fraction form
    3,389,593.50/4,676,500.89 = 1,919,301.09/x
  3. Step 3: Cross multiply
    3,389,593.50x = 4,676,500.89 × 1,919,301.09
  4. Step 4: Simplify right side
    3,389,593.50x = 8,975,613,255,562.97
  5. Step 5: Solve for x
    x = 8,975,613,255,562.97/3,389,593.50
  6. Step 6: Final answer
    x = 2,647,991.05

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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.