Home / 5,330,366.40-7,995,479.03-1,286,832.43

Finding the Fourth Proportional to 5,330,366.40, 7,995,479.03 and 1,286,832.43

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Solution

The fourth proportional to 5,330,366.40, 7,995,479.03 and 1,286,832.43 is: 1,930,231.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,366.40 : 7,995,479.03 = 1,286,832.43 : x
  2. Step 2: Convert to fraction form
    5,330,366.40/7,995,479.03 = 1,286,832.43/x
  3. Step 3: Cross multiply
    5,330,366.40x = 7,995,479.03 × 1,286,832.43
  4. Step 4: Simplify right side
    5,330,366.40x = 10,288,841,709,188.94
  5. Step 5: Solve for x
    x = 10,288,841,709,188.94/5,330,366.40
  6. Step 6: Final answer
    x = 1,930,231.61

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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.