Home / 2,278,316.72-3,417,679.20-659,060.12

Finding the Fourth Proportional to 2,278,316.72, 3,417,679.20 and 659,060.12

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Solution

The fourth proportional to 2,278,316.72, 3,417,679.20 and 659,060.12 is: 988,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,316.72 : 3,417,679.20 = 659,060.12 : x
  2. Step 2: Convert to fraction form
    2,278,316.72/3,417,679.20 = 659,060.12/x
  3. Step 3: Cross multiply
    2,278,316.72x = 3,417,679.20 × 659,060.12
  4. Step 4: Simplify right side
    2,278,316.72x = 2,252,456,063,673.50
  5. Step 5: Solve for x
    x = 2,252,456,063,673.50/2,278,316.72
  6. Step 6: Final answer
    x = 988,649.23

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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.