Home / 3,465,624.20-5,198,436.30-2,918,193.80

Finding the Fourth Proportional to 3,465,624.20, 5,198,436.30 and 2,918,193.80

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Solution

The fourth proportional to 3,465,624.20, 5,198,436.30 and 2,918,193.80 is: 4,377,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,624.20 : 5,198,436.30 = 2,918,193.80 : x
  2. Step 2: Convert to fraction form
    3,465,624.20/5,198,436.30 = 2,918,193.80/x
  3. Step 3: Cross multiply
    3,465,624.20x = 5,198,436.30 × 2,918,193.80
  4. Step 4: Simplify right side
    3,465,624.20x = 15,170,044,580,354.94
  5. Step 5: Solve for x
    x = 15,170,044,580,354.94/3,465,624.20
  6. Step 6: Final answer
    x = 4,377,290.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.