Home / 6,781,040-10,170,754.16-2,230,960.42

Finding the Fourth Proportional to 6,781,040, 10,170,754.16 and 2,230,960.42

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Solution

The fourth proportional to 6,781,040, 10,170,754.16 and 2,230,960.42 is: 3,346,175.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781,040 : 10,170,754.16 = 2,230,960.42 : x
  2. Step 2: Convert to fraction form
    6,781,040/10,170,754.16 = 2,230,960.42/x
  3. Step 3: Cross multiply
    6,781,040x = 10,170,754.16 × 2,230,960.42
  4. Step 4: Simplify right side
    6,781,040x = 22,690,549,972,510.35
  5. Step 5: Solve for x
    x = 22,690,549,972,510.35/6,781,040
  6. Step 6: Final answer
    x = 3,346,175.51

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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.