Home / 1,319,654.22-1,979,561.25-373,096.86

Finding the Fourth Proportional to 1,319,654.22, 1,979,561.25 and 373,096.86

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Solution

The fourth proportional to 1,319,654.22, 1,979,561.25 and 373,096.86 is: 559,667.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,654.22 : 1,979,561.25 = 373,096.86 : x
  2. Step 2: Convert to fraction form
    1,319,654.22/1,979,561.25 = 373,096.86/x
  3. Step 3: Cross multiply
    1,319,654.22x = 1,979,561.25 × 373,096.86
  4. Step 4: Simplify right side
    1,319,654.22x = 738,568,086,552.68
  5. Step 5: Solve for x
    x = 738,568,086,552.68/1,319,654.22
  6. Step 6: Final answer
    x = 559,667.89

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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.