Home / 2,719,556.72-4,078,891.66-800,018.98

Finding the Fourth Proportional to 2,719,556.72, 4,078,891.66 and 800,018.98

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Solution

The fourth proportional to 2,719,556.72, 4,078,891.66 and 800,018.98 is: 1,199,898.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,556.72 : 4,078,891.66 = 800,018.98 : x
  2. Step 2: Convert to fraction form
    2,719,556.72/4,078,891.66 = 800,018.98/x
  3. Step 3: Cross multiply
    2,719,556.72x = 4,078,891.66 × 800,018.98
  4. Step 4: Simplify right side
    2,719,556.72x = 3,263,190,745,363.71
  5. Step 5: Solve for x
    x = 3,263,190,745,363.71/2,719,556.72
  6. Step 6: Final answer
    x = 1,199,898.03

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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.