Home / 3,389,596.50-4,676,505-1,919,304.12

Finding the Fourth Proportional to 3,389,596.50, 4,676,505 and 1,919,304.12

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Solution

The fourth proportional to 3,389,596.50, 4,676,505 and 1,919,304.12 is: 2,647,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,596.50 : 4,676,505 = 1,919,304.12 : x
  2. Step 2: Convert to fraction form
    3,389,596.50/4,676,505 = 1,919,304.12/x
  3. Step 3: Cross multiply
    3,389,596.50x = 4,676,505 × 1,919,304.12
  4. Step 4: Simplify right side
    3,389,596.50x = 8,975,635,313,700.60
  5. Step 5: Solve for x
    x = 8,975,635,313,700.60/3,389,596.50
  6. Step 6: Final answer
    x = 2,647,995.22

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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.