Home / 1,414,917.29-2,122,078.38-455,458.71

Finding the Fourth Proportional to 1,414,917.29, 2,122,078.38 and 455,458.71

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Solution

The fourth proportional to 1,414,917.29, 2,122,078.38 and 455,458.71 is: 683,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,917.29 : 2,122,078.38 = 455,458.71 : x
  2. Step 2: Convert to fraction form
    1,414,917.29/2,122,078.38 = 455,458.71/x
  3. Step 3: Cross multiply
    1,414,917.29x = 2,122,078.38 × 455,458.71
  4. Step 4: Simplify right side
    1,414,917.29x = 966,519,081,473.69
  5. Step 5: Solve for x
    x = 966,519,081,473.69/1,414,917.29
  6. Step 6: Final answer
    x = 683,092.29

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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.