Home / 3,723,747-5,138,929.61-2,092,157.52

Finding the Fourth Proportional to 3,723,747, 5,138,929.61 and 2,092,157.52

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Solution

The fourth proportional to 3,723,747, 5,138,929.61 and 2,092,157.52 is: 2,887,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,747 : 5,138,929.61 = 2,092,157.52 : x
  2. Step 2: Convert to fraction form
    3,723,747/5,138,929.61 = 2,092,157.52/x
  3. Step 3: Cross multiply
    3,723,747x = 5,138,929.61 × 2,092,157.52
  4. Step 4: Simplify right side
    3,723,747x = 10,751,450,217,851.38
  5. Step 5: Solve for x
    x = 10,751,450,217,851.38/3,723,747
  6. Step 6: Final answer
    x = 2,887,266.57

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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.