Home / 3,379,079.08-5,068,635.72-854,736.76

Finding the Fourth Proportional to 3,379,079.08, 5,068,635.72 and 854,736.76

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Solution

The fourth proportional to 3,379,079.08, 5,068,635.72 and 854,736.76 is: 1,282,109.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,079.08 : 5,068,635.72 = 854,736.76 : x
  2. Step 2: Convert to fraction form
    3,379,079.08/5,068,635.72 = 854,736.76/x
  3. Step 3: Cross multiply
    3,379,079.08x = 5,068,635.72 × 854,736.76
  4. Step 4: Simplify right side
    3,379,079.08x = 4,332,349,272,933.07
  5. Step 5: Solve for x
    x = 4,332,349,272,933.07/3,379,079.08
  6. Step 6: Final answer
    x = 1,282,109.47

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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.