Home / 5,082,351.72-7,621,910.88-1,669,851.72

Finding the Fourth Proportional to 5,082,351.72, 7,621,910.88 and 1,669,851.72

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Solution

The fourth proportional to 5,082,351.72, 7,621,910.88 and 1,669,851.72 is: 2,504,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082,351.72 : 7,621,910.88 = 1,669,851.72 : x
  2. Step 2: Convert to fraction form
    5,082,351.72/7,621,910.88 = 1,669,851.72/x
  3. Step 3: Cross multiply
    5,082,351.72x = 7,621,910.88 × 1,669,851.72
  4. Step 4: Simplify right side
    5,082,351.72x = 12,727,460,992,654.71
  5. Step 5: Solve for x
    x = 12,727,460,992,654.71/5,082,351.72
  6. Step 6: Final answer
    x = 2,504,246.40

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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.