Home / 1,981,856.44-2,972,538.42-634,159

Finding the Fourth Proportional to 1,981,856.44, 2,972,538.42 and 634,159

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Solution

The fourth proportional to 1,981,856.44, 2,972,538.42 and 634,159 is: 951,159.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,981,856.44 : 2,972,538.42 = 634,159 : x
  2. Step 2: Convert to fraction form
    1,981,856.44/2,972,538.42 = 634,159/x
  3. Step 3: Cross multiply
    1,981,856.44x = 2,972,538.42 × 634,159
  4. Step 4: Simplify right side
    1,981,856.44x = 1,885,061,991,888.78
  5. Step 5: Solve for x
    x = 1,885,061,991,888.78/1,981,856.44
  6. Step 6: Final answer
    x = 951,159.71

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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.