Home / 2,719,621.20-4,078,988.15-800,083.34

Finding the Fourth Proportional to 2,719,621.20, 4,078,988.15 and 800,083.34

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Solution

The fourth proportional to 2,719,621.20, 4,078,988.15 and 800,083.34 is: 1,199,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,621.20 : 4,078,988.15 = 800,083.34 : x
  2. Step 2: Convert to fraction form
    2,719,621.20/4,078,988.15 = 800,083.34/x
  3. Step 3: Cross multiply
    2,719,621.20x = 4,078,988.15 × 800,083.34
  4. Step 4: Simplify right side
    2,719,621.20x = 3,263,530,453,773.27
  5. Step 5: Solve for x
    x = 3,263,530,453,773.27/2,719,621.20
  6. Step 6: Final answer
    x = 1,199,994.49

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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.