Home / 4,987,431.68-7,481,462.46-2,108,261.61

Finding the Fourth Proportional to 4,987,431.68, 7,481,462.46 and 2,108,261.61

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Solution

The fourth proportional to 4,987,431.68, 7,481,462.46 and 2,108,261.61 is: 3,162,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987,431.68 : 7,481,462.46 = 2,108,261.61 : x
  2. Step 2: Convert to fraction form
    4,987,431.68/7,481,462.46 = 2,108,261.61/x
  3. Step 3: Cross multiply
    4,987,431.68x = 7,481,462.46 × 2,108,261.61
  4. Step 4: Simplify right side
    4,987,431.68x = 15,772,880,091,074.16
  5. Step 5: Solve for x
    x = 15,772,880,091,074.16/4,987,431.68
  6. Step 6: Final answer
    x = 3,162,525.55

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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.