Home / 3,215,452.13-4,437,160.99-1,908,760.03

Finding the Fourth Proportional to 3,215,452.13, 4,437,160.99 and 1,908,760.03

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Solution

The fourth proportional to 3,215,452.13, 4,437,160.99 and 1,908,760.03 is: 2,633,992.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,452.13 : 4,437,160.99 = 1,908,760.03 : x
  2. Step 2: Convert to fraction form
    3,215,452.13/4,437,160.99 = 1,908,760.03/x
  3. Step 3: Cross multiply
    3,215,452.13x = 4,437,160.99 × 1,908,760.03
  4. Step 4: Simplify right side
    3,215,452.13x = 8,469,475,528,522.43
  5. Step 5: Solve for x
    x = 8,469,475,528,522.43/3,215,452.13
  6. Step 6: Final answer
    x = 2,633,992.10

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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.