Home / 3,389,515.62-4,676,393.52-1,919,223.60

Finding the Fourth Proportional to 3,389,515.62, 4,676,393.52 and 1,919,223.60

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Solution

The fourth proportional to 3,389,515.62, 4,676,393.52 and 1,919,223.60 is: 2,647,884.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,515.62 : 4,676,393.52 = 1,919,223.60 : x
  2. Step 2: Convert to fraction form
    3,389,515.62/4,676,393.52 = 1,919,223.60/x
  3. Step 3: Cross multiply
    3,389,515.62x = 4,676,393.52 × 1,919,223.60
  4. Step 4: Simplify right side
    3,389,515.62x = 8,975,044,806,471.07
  5. Step 5: Solve for x
    x = 8,975,044,806,471.07/3,389,515.62
  6. Step 6: Final answer
    x = 2,647,884.19

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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.