Home / 4,940,678.44-7,405,879.59-1,910,125.81

Finding the Fourth Proportional to 4,940,678.44, 7,405,879.59 and 1,910,125.81

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Solution

The fourth proportional to 4,940,678.44, 7,405,879.59 and 1,910,125.81 is: 2,863,202.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940,678.44 : 7,405,879.59 = 1,910,125.81 : x
  2. Step 2: Convert to fraction form
    4,940,678.44/7,405,879.59 = 1,910,125.81/x
  3. Step 3: Cross multiply
    4,940,678.44x = 7,405,879.59 × 1,910,125.81
  4. Step 4: Simplify right side
    4,940,678.44x = 14,146,161,750,611.22
  5. Step 5: Solve for x
    x = 14,146,161,750,611.22/4,940,678.44
  6. Step 6: Final answer
    x = 2,863,202.28

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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.