Home / 3,136,761.76-4,697,563.68-1,784,828.32

Finding the Fourth Proportional to 3,136,761.76, 4,697,563.68 and 1,784,828.32

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Solution

The fourth proportional to 3,136,761.76, 4,697,563.68 and 1,784,828.32 is: 2,672,930.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,761.76 : 4,697,563.68 = 1,784,828.32 : x
  2. Step 2: Convert to fraction form
    3,136,761.76/4,697,563.68 = 1,784,828.32/x
  3. Step 3: Cross multiply
    3,136,761.76x = 4,697,563.68 × 1,784,828.32
  4. Step 4: Simplify right side
    3,136,761.76x = 8,384,344,691,067.42
  5. Step 5: Solve for x
    x = 8,384,344,691,067.42/3,136,761.76
  6. Step 6: Final answer
    x = 2,672,930.03

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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.