Home / 5,481,185.28-8,222,330.34-1,886,479.80

Finding the Fourth Proportional to 5,481,185.28, 8,222,330.34 and 1,886,479.80

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Solution

The fourth proportional to 5,481,185.28, 8,222,330.34 and 1,886,479.80 is: 2,829,909.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481,185.28 : 8,222,330.34 = 1,886,479.80 : x
  2. Step 2: Convert to fraction form
    5,481,185.28/8,222,330.34 = 1,886,479.80/x
  3. Step 3: Cross multiply
    5,481,185.28x = 8,222,330.34 × 1,886,479.80
  4. Step 4: Simplify right side
    5,481,185.28x = 15,511,260,095,337.13
  5. Step 5: Solve for x
    x = 15,511,260,095,337.13/5,481,185.28
  6. Step 6: Final answer
    x = 2,829,909.83

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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.