Home / 3,170,389.20-4,375,161.82-1,863,290.22

Finding the Fourth Proportional to 3,170,389.20, 4,375,161.82 and 1,863,290.22

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Solution

The fourth proportional to 3,170,389.20, 4,375,161.82 and 1,863,290.22 is: 2,571,355.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,389.20 : 4,375,161.82 = 1,863,290.22 : x
  2. Step 2: Convert to fraction form
    3,170,389.20/4,375,161.82 = 1,863,290.22/x
  3. Step 3: Cross multiply
    3,170,389.20x = 4,375,161.82 × 1,863,290.22
  4. Step 4: Simplify right side
    3,170,389.20x = 8,152,196,230,123.40
  5. Step 5: Solve for x
    x = 8,152,196,230,123.40/3,170,389.20
  6. Step 6: Final answer
    x = 2,571,355.03

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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.