Home / 1,294,572.96-1,940,512.19-725,119.20

Finding the Fourth Proportional to 1,294,572.96, 1,940,512.19 and 725,119.20

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Solution

The fourth proportional to 1,294,572.96, 1,940,512.19 and 725,119.20 is: 1,086,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,572.96 : 1,940,512.19 = 725,119.20 : x
  2. Step 2: Convert to fraction form
    1,294,572.96/1,940,512.19 = 725,119.20/x
  3. Step 3: Cross multiply
    1,294,572.96x = 1,940,512.19 × 725,119.20
  4. Step 4: Simplify right side
    1,294,572.96x = 1,407,102,643,177.45
  5. Step 5: Solve for x
    x = 1,407,102,643,177.45/1,294,572.96
  6. Step 6: Final answer
    x = 1,086,924.17

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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.