Home / 937,886.76-1,405,354.86-725,174.28

Finding the Fourth Proportional to 937,886.76, 1,405,354.86 and 725,174.28

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Solution

The fourth proportional to 937,886.76, 1,405,354.86 and 725,174.28 is: 1,086,620.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,886.76 : 1,405,354.86 = 725,174.28 : x
  2. Step 2: Convert to fraction form
    937,886.76/1,405,354.86 = 725,174.28/x
  3. Step 3: Cross multiply
    937,886.76x = 1,405,354.86 × 725,174.28
  4. Step 4: Simplify right side
    937,886.76x = 1,019,127,198,745.00
  5. Step 5: Solve for x
    x = 1,019,127,198,745.00/937,886.76
  6. Step 6: Final answer
    x = 1,086,620.73

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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.