Home / 1,770,745.32-2,654,540.10-648,551.88

Finding the Fourth Proportional to 1,770,745.32, 2,654,540.10 and 648,551.88

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Solution

The fourth proportional to 1,770,745.32, 2,654,540.10 and 648,551.88 is: 972,249.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,745.32 : 2,654,540.10 = 648,551.88 : x
  2. Step 2: Convert to fraction form
    1,770,745.32/2,654,540.10 = 648,551.88/x
  3. Step 3: Cross multiply
    1,770,745.32x = 2,654,540.10 × 648,551.88
  4. Step 4: Simplify right side
    1,770,745.32x = 1,721,606,972,390.39
  5. Step 5: Solve for x
    x = 1,721,606,972,390.39/1,770,745.32
  6. Step 6: Final answer
    x = 972,249.91

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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.