Home / 2,631,771.88-3,947,067.34-1,210,462.44

Finding the Fourth Proportional to 2,631,771.88, 3,947,067.34 and 1,210,462.44

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Solution

The fourth proportional to 2,631,771.88, 3,947,067.34 and 1,210,462.44 is: 1,815,422.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,771.88 : 3,947,067.34 = 1,210,462.44 : x
  2. Step 2: Convert to fraction form
    2,631,771.88/3,947,067.34 = 1,210,462.44/x
  3. Step 3: Cross multiply
    2,631,771.88x = 3,947,067.34 × 1,210,462.44
  4. Step 4: Simplify right side
    2,631,771.88x = 4,777,776,763,220.71
  5. Step 5: Solve for x
    x = 4,777,776,763,220.71/2,631,771.88
  6. Step 6: Final answer
    x = 1,815,422.07

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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.