Home / 3,855,109.29-5,776,580.54-1,422,914.90

Finding the Fourth Proportional to 3,855,109.29, 5,776,580.54 and 1,422,914.90

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Solution

The fourth proportional to 3,855,109.29, 5,776,580.54 and 1,422,914.90 is: 2,132,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,109.29 : 5,776,580.54 = 1,422,914.90 : x
  2. Step 2: Convert to fraction form
    3,855,109.29/5,776,580.54 = 1,422,914.90/x
  3. Step 3: Cross multiply
    3,855,109.29x = 5,776,580.54 × 1,422,914.90
  4. Step 4: Simplify right side
    3,855,109.29x = 8,219,582,485,418.57
  5. Step 5: Solve for x
    x = 8,219,582,485,418.57/3,855,109.29
  6. Step 6: Final answer
    x = 2,132,126.97

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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.