Home / 5,280,282.88-7,286,795.04-2,865,834.88

Finding the Fourth Proportional to 5,280,282.88, 7,286,795.04 and 2,865,834.88

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Solution

The fourth proportional to 5,280,282.88, 7,286,795.04 and 2,865,834.88 is: 3,954,854.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,282.88 : 7,286,795.04 = 2,865,834.88 : x
  2. Step 2: Convert to fraction form
    5,280,282.88/7,286,795.04 = 2,865,834.88/x
  3. Step 3: Cross multiply
    5,280,282.88x = 7,286,795.04 × 2,865,834.88
  4. Step 4: Simplify right side
    5,280,282.88x = 20,882,751,389,043.00
  5. Step 5: Solve for x
    x = 20,882,751,389,043.00/5,280,282.88
  6. Step 6: Final answer
    x = 3,954,854.67

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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.