Home / 4,209,839.83-5,809,145.14-3,107,857.34

Finding the Fourth Proportional to 4,209,839.83, 5,809,145.14 and 3,107,857.34

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Solution

The fourth proportional to 4,209,839.83, 5,809,145.14 and 3,107,857.34 is: 4,288,522.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209,839.83 : 5,809,145.14 = 3,107,857.34 : x
  2. Step 2: Convert to fraction form
    4,209,839.83/5,809,145.14 = 3,107,857.34/x
  3. Step 3: Cross multiply
    4,209,839.83x = 5,809,145.14 × 3,107,857.34
  4. Step 4: Simplify right side
    4,209,839.83x = 18,053,994,317,889.31
  5. Step 5: Solve for x
    x = 18,053,994,317,889.31/4,209,839.83
  6. Step 6: Final answer
    x = 4,288,522.86

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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.