Home / 1,027,337.56-1,538,917.38-838,471

Finding the Fourth Proportional to 1,027,337.56, 1,538,917.38 and 838,471

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Solution

The fourth proportional to 1,027,337.56, 1,538,917.38 and 838,471 is: 1,256,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,337.56 : 1,538,917.38 = 838,471 : x
  2. Step 2: Convert to fraction form
    1,027,337.56/1,538,917.38 = 838,471/x
  3. Step 3: Cross multiply
    1,027,337.56x = 1,538,917.38 × 838,471
  4. Step 4: Simplify right side
    1,027,337.56x = 1,290,337,594,525.98
  5. Step 5: Solve for x
    x = 1,290,337,594,525.98/1,027,337.56
  6. Step 6: Final answer
    x = 1,256,001.58

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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.