Home / 2,936,995.20-4,405,395.86-1,207,805.20

Finding the Fourth Proportional to 2,936,995.20, 4,405,395.86 and 1,207,805.20

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Solution

The fourth proportional to 2,936,995.20, 4,405,395.86 and 1,207,805.20 is: 1,811,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,995.20 : 4,405,395.86 = 1,207,805.20 : x
  2. Step 2: Convert to fraction form
    2,936,995.20/4,405,395.86 = 1,207,805.20/x
  3. Step 3: Cross multiply
    2,936,995.20x = 4,405,395.86 × 1,207,805.20
  4. Step 4: Simplify right side
    2,936,995.20x = 5,320,860,027,766.47
  5. Step 5: Solve for x
    x = 5,320,860,027,766.47/2,936,995.20
  6. Step 6: Final answer
    x = 1,811,667.93

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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.