Home / 1,254,755.38-1,731,558.85-681,795.40

Finding the Fourth Proportional to 1,254,755.38, 1,731,558.85 and 681,795.40

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Solution

The fourth proportional to 1,254,755.38, 1,731,558.85 and 681,795.40 is: 940,875.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,755.38 : 1,731,558.85 = 681,795.40 : x
  2. Step 2: Convert to fraction form
    1,254,755.38/1,731,558.85 = 681,795.40/x
  3. Step 3: Cross multiply
    1,254,755.38x = 1,731,558.85 × 681,795.40
  4. Step 4: Simplify right side
    1,254,755.38x = 1,180,568,858,759.29
  5. Step 5: Solve for x
    x = 1,180,568,858,759.29/1,254,755.38
  6. Step 6: Final answer
    x = 940,875.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.