Home / 1,361,232.92-1,878,468.26-749,380.76

Finding the Fourth Proportional to 1,361,232.92, 1,878,468.26 and 749,380.76

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Solution

The fourth proportional to 1,361,232.92, 1,878,468.26 and 749,380.76 is: 1,034,127.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,232.92 : 1,878,468.26 = 749,380.76 : x
  2. Step 2: Convert to fraction form
    1,361,232.92/1,878,468.26 = 749,380.76/x
  3. Step 3: Cross multiply
    1,361,232.92x = 1,878,468.26 × 749,380.76
  4. Step 4: Simplify right side
    1,361,232.92x = 1,407,687,972,314.68
  5. Step 5: Solve for x
    x = 1,407,687,972,314.68/1,361,232.92
  6. Step 6: Final answer
    x = 1,034,127.19

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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.