Home / 3,280,215.38-4,526,136.62-1,903,243.43

Finding the Fourth Proportional to 3,280,215.38, 4,526,136.62 and 1,903,243.43

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Solution

The fourth proportional to 3,280,215.38, 4,526,136.62 and 1,903,243.43 is: 2,626,150.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,215.38 : 4,526,136.62 = 1,903,243.43 : x
  2. Step 2: Convert to fraction form
    3,280,215.38/4,526,136.62 = 1,903,243.43/x
  3. Step 3: Cross multiply
    3,280,215.38x = 4,526,136.62 × 1,903,243.43
  4. Step 4: Simplify right side
    3,280,215.38x = 8,614,339,753,150.51
  5. Step 5: Solve for x
    x = 8,614,339,753,150.51/3,280,215.38
  6. Step 6: Final answer
    x = 2,626,150.65

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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.