Home / 2,608,337.40-3,912,506.10-1,811,175.90

Finding the Fourth Proportional to 2,608,337.40, 3,912,506.10 and 1,811,175.90

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Solution

The fourth proportional to 2,608,337.40, 3,912,506.10 and 1,811,175.90 is: 2,716,763.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,337.40 : 3,912,506.10 = 1,811,175.90 : x
  2. Step 2: Convert to fraction form
    2,608,337.40/3,912,506.10 = 1,811,175.90/x
  3. Step 3: Cross multiply
    2,608,337.40x = 3,912,506.10 × 1,811,175.90
  4. Step 4: Simplify right side
    2,608,337.40x = 7,086,236,756,922.99
  5. Step 5: Solve for x
    x = 7,086,236,756,922.99/2,608,337.40
  6. Step 6: Final answer
    x = 2,716,763.85

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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.