Home / 2,021,393.76-2,789,694-1,162,249.44

Finding the Fourth Proportional to 2,021,393.76, 2,789,694 and 1,162,249.44

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Solution

The fourth proportional to 2,021,393.76, 2,789,694 and 1,162,249.44 is: 1,604,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,393.76 : 2,789,694 = 1,162,249.44 : x
  2. Step 2: Convert to fraction form
    2,021,393.76/2,789,694 = 1,162,249.44/x
  3. Step 3: Cross multiply
    2,021,393.76x = 2,789,694 × 1,162,249.44
  4. Step 4: Simplify right side
    2,021,393.76x = 3,242,320,289,271.36
  5. Step 5: Solve for x
    x = 3,242,320,289,271.36/2,021,393.76
  6. Step 6: Final answer
    x = 1,604,002.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.