Home / 5,280,283.88-7,286,796.42-2,865,835.88

Finding the Fourth Proportional to 5,280,283.88, 7,286,796.42 and 2,865,835.88

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Solution

The fourth proportional to 5,280,283.88, 7,286,796.42 and 2,865,835.88 is: 3,954,856.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,283.88 : 7,286,796.42 = 2,865,835.88 : x
  2. Step 2: Convert to fraction form
    5,280,283.88/7,286,796.42 = 2,865,835.88/x
  3. Step 3: Cross multiply
    5,280,283.88x = 7,286,796.42 × 2,865,835.88
  4. Step 4: Simplify right side
    5,280,283.88x = 20,882,762,630,691.55
  5. Step 5: Solve for x
    x = 20,882,762,630,691.55/5,280,283.88
  6. Step 6: Final answer
    x = 3,954,856.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.