Home / 3,768,530.65-5,200,638.15-2,049,662.86

Finding the Fourth Proportional to 3,768,530.65, 5,200,638.15 and 2,049,662.86

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Solution

The fourth proportional to 3,768,530.65, 5,200,638.15 and 2,049,662.86 is: 2,828,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,530.65 : 5,200,638.15 = 2,049,662.86 : x
  2. Step 2: Convert to fraction form
    3,768,530.65/5,200,638.15 = 2,049,662.86/x
  3. Step 3: Cross multiply
    3,768,530.65x = 5,200,638.15 × 2,049,662.86
  4. Step 4: Simplify right side
    3,768,530.65x = 10,659,554,864,354.11
  5. Step 5: Solve for x
    x = 10,659,554,864,354.11/3,768,530.65
  6. Step 6: Final answer
    x = 2,828,570.56

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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.