Home / 4,131,452.12-5,695,394.97-2,887,199.51

Finding the Fourth Proportional to 4,131,452.12, 5,695,394.97 and 2,887,199.51

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Solution

The fourth proportional to 4,131,452.12, 5,695,394.97 and 2,887,199.51 is: 3,980,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131,452.12 : 5,695,394.97 = 2,887,199.51 : x
  2. Step 2: Convert to fraction form
    4,131,452.12/5,695,394.97 = 2,887,199.51/x
  3. Step 3: Cross multiply
    4,131,452.12x = 5,695,394.97 × 2,887,199.51
  4. Step 4: Simplify right side
    4,131,452.12x = 16,443,741,552,204.46
  5. Step 5: Solve for x
    x = 16,443,741,552,204.46/4,131,452.12
  6. Step 6: Final answer
    x = 3,980,136.06

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1.5x scale

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.