Home / 1,469,302.95-2,027,688.86-815,939.97

Finding the Fourth Proportional to 1,469,302.95, 2,027,688.86 and 815,939.97

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Solution

The fourth proportional to 1,469,302.95, 2,027,688.86 and 815,939.97 is: 1,126,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,302.95 : 2,027,688.86 = 815,939.97 : x
  2. Step 2: Convert to fraction form
    1,469,302.95/2,027,688.86 = 815,939.97/x
  3. Step 3: Cross multiply
    1,469,302.95x = 2,027,688.86 × 815,939.97
  4. Step 4: Simplify right side
    1,469,302.95x = 1,654,472,383,518.03
  5. Step 5: Solve for x
    x = 1,654,472,383,518.03/1,469,302.95
  6. Step 6: Final answer
    x = 1,126,025.36

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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.