Home / 6,436,676.20-9,656,310.30-1,887,716.20

Finding the Fourth Proportional to 6,436,676.20, 9,656,310.30 and 1,887,716.20

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Solution

The fourth proportional to 6,436,676.20, 9,656,310.30 and 1,887,716.20 is: 2,831,954.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,676.20 : 9,656,310.30 = 1,887,716.20 : x
  2. Step 2: Convert to fraction form
    6,436,676.20/9,656,310.30 = 1,887,716.20/x
  3. Step 3: Cross multiply
    6,436,676.20x = 9,656,310.30 × 1,887,716.20
  4. Step 4: Simplify right side
    6,436,676.20x = 18,228,373,385,536.86
  5. Step 5: Solve for x
    x = 18,228,373,385,536.86/6,436,676.20
  6. Step 6: Final answer
    x = 2,831,954.38

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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.