Home / 2,066,896.30-3,100,441.65-646,998.70

Finding the Fourth Proportional to 2,066,896.30, 3,100,441.65 and 646,998.70

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Solution

The fourth proportional to 2,066,896.30, 3,100,441.65 and 646,998.70 is: 970,528.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,896.30 : 3,100,441.65 = 646,998.70 : x
  2. Step 2: Convert to fraction form
    2,066,896.30/3,100,441.65 = 646,998.70/x
  3. Step 3: Cross multiply
    2,066,896.30x = 3,100,441.65 × 646,998.70
  4. Step 4: Simplify right side
    2,066,896.30x = 2,005,981,716,975.85
  5. Step 5: Solve for x
    x = 2,005,981,716,975.85/2,066,896.30
  6. Step 6: Final answer
    x = 970,528.48

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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.