Home / 3,883,992.20-5,828,612.70-2,178,132.20

Finding the Fourth Proportional to 3,883,992.20, 5,828,612.70 and 2,178,132.20

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Solution

The fourth proportional to 3,883,992.20, 5,828,612.70 and 2,178,132.20 is: 3,268,670.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,992.20 : 5,828,612.70 = 2,178,132.20 : x
  2. Step 2: Convert to fraction form
    3,883,992.20/5,828,612.70 = 2,178,132.20/x
  3. Step 3: Cross multiply
    3,883,992.20x = 5,828,612.70 × 2,178,132.20
  4. Step 4: Simplify right side
    3,883,992.20x = 12,695,489,003,198.94
  5. Step 5: Solve for x
    x = 12,695,489,003,198.94/3,883,992.20
  6. Step 6: Final answer
    x = 3,268,670.06

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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.