Home / 5,150,937.86-7,726,216.12-2,078,257.53

Finding the Fourth Proportional to 5,150,937.86, 7,726,216.12 and 2,078,257.53

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Solution

The fourth proportional to 5,150,937.86, 7,726,216.12 and 2,078,257.53 is: 3,117,309.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,150,937.86 : 7,726,216.12 = 2,078,257.53 : x
  2. Step 2: Convert to fraction form
    5,150,937.86/7,726,216.12 = 2,078,257.53/x
  3. Step 3: Cross multiply
    5,150,937.86x = 7,726,216.12 × 2,078,257.53
  4. Step 4: Simplify right side
    5,150,937.86x = 16,057,066,829,797.38
  5. Step 5: Solve for x
    x = 16,057,066,829,797.38/5,150,937.86
  6. Step 6: Final answer
    x = 3,117,309.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.