Home / 1,781,043.52-2,458,092-1,102,198.72

Finding the Fourth Proportional to 1,781,043.52, 2,458,092 and 1,102,198.72

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Solution

The fourth proportional to 1,781,043.52, 2,458,092 and 1,102,198.72 is: 1,521,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,043.52 : 2,458,092 = 1,102,198.72 : x
  2. Step 2: Convert to fraction form
    1,781,043.52/2,458,092 = 1,102,198.72/x
  3. Step 3: Cross multiply
    1,781,043.52x = 2,458,092 × 1,102,198.72
  4. Step 4: Simplify right side
    1,781,043.52x = 2,709,305,856,042.24
  5. Step 5: Solve for x
    x = 2,709,305,856,042.24/1,781,043.52
  6. Step 6: Final answer
    x = 1,521,190.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.