Home / 1,268,856.73-1,751,018.76-725,161.24

Finding the Fourth Proportional to 1,268,856.73, 1,751,018.76 and 725,161.24

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Solution

The fourth proportional to 1,268,856.73, 1,751,018.76 and 725,161.24 is: 1,000,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,856.73 : 1,751,018.76 = 725,161.24 : x
  2. Step 2: Convert to fraction form
    1,268,856.73/1,751,018.76 = 725,161.24/x
  3. Step 3: Cross multiply
    1,268,856.73x = 1,751,018.76 × 725,161.24
  4. Step 4: Simplify right side
    1,268,856.73x = 1,269,770,935,264.86
  5. Step 5: Solve for x
    x = 1,269,770,935,264.86/1,268,856.73
  6. Step 6: Final answer
    x = 1,000,720.50

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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.