Home / 1,764,746.32-2,647,414.74-1,385,651.76

Finding the Fourth Proportional to 1,764,746.32, 2,647,414.74 and 1,385,651.76

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Solution

The fourth proportional to 1,764,746.32, 2,647,414.74 and 1,385,651.76 is: 2,078,709.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,746.32 : 2,647,414.74 = 1,385,651.76 : x
  2. Step 2: Convert to fraction form
    1,764,746.32/2,647,414.74 = 1,385,651.76/x
  3. Step 3: Cross multiply
    1,764,746.32x = 2,647,414.74 × 1,385,651.76
  4. Step 4: Simplify right side
    1,764,746.32x = 3,668,394,893,930.94
  5. Step 5: Solve for x
    x = 3,668,394,893,930.94/1,764,746.32
  6. Step 6: Final answer
    x = 2,078,709.47

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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.