Home / 4,551,789.23-6,822,914.57-2,120,938.37

Finding the Fourth Proportional to 4,551,789.23, 6,822,914.57 and 2,120,938.37

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Solution

The fourth proportional to 4,551,789.23, 6,822,914.57 and 2,120,938.37 is: 3,179,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551,789.23 : 6,822,914.57 = 2,120,938.37 : x
  2. Step 2: Convert to fraction form
    4,551,789.23/6,822,914.57 = 2,120,938.37/x
  3. Step 3: Cross multiply
    4,551,789.23x = 6,822,914.57 × 2,120,938.37
  4. Step 4: Simplify right side
    4,551,789.23x = 14,470,981,306,745.05
  5. Step 5: Solve for x
    x = 14,470,981,306,745.05/4,551,789.23
  6. Step 6: Final answer
    x = 3,179,185.28

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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.