Home / 3,944,616-5,443,575.24-2,133,780

Finding the Fourth Proportional to 3,944,616, 5,443,575.24 and 2,133,780

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Solution

The fourth proportional to 3,944,616, 5,443,575.24 and 2,133,780 is: 2,944,619.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944,616 : 5,443,575.24 = 2,133,780 : x
  2. Step 2: Convert to fraction form
    3,944,616/5,443,575.24 = 2,133,780/x
  3. Step 3: Cross multiply
    3,944,616x = 5,443,575.24 × 2,133,780
  4. Step 4: Simplify right side
    3,944,616x = 11,615,391,975,607.20
  5. Step 5: Solve for x
    x = 11,615,391,975,607.20/3,944,616
  6. Step 6: Final answer
    x = 2,944,619.19

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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.