Home / 1,398,464.91-2,097,709.52-451,835.73

Finding the Fourth Proportional to 1,398,464.91, 2,097,709.52 and 451,835.73

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Solution

The fourth proportional to 1,398,464.91, 2,097,709.52 and 451,835.73 is: 677,757.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,464.91 : 2,097,709.52 = 451,835.73 : x
  2. Step 2: Convert to fraction form
    1,398,464.91/2,097,709.52 = 451,835.73/x
  3. Step 3: Cross multiply
    1,398,464.91x = 2,097,709.52 × 451,835.73
  4. Step 4: Simplify right side
    1,398,464.91x = 947,820,110,037.97
  5. Step 5: Solve for x
    x = 947,820,110,037.97/1,398,464.91
  6. Step 6: Final answer
    x = 677,757.52

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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.