Home / 1,091,119.86-1,505,744.37-632,500.04

Finding the Fourth Proportional to 1,091,119.86, 1,505,744.37 and 632,500.04

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Solution

The fourth proportional to 1,091,119.86, 1,505,744.37 and 632,500.04 is: 872,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,119.86 : 1,505,744.37 = 632,500.04 : x
  2. Step 2: Convert to fraction form
    1,091,119.86/1,505,744.37 = 632,500.04/x
  3. Step 3: Cross multiply
    1,091,119.86x = 1,505,744.37 × 632,500.04
  4. Step 4: Simplify right side
    1,091,119.86x = 952,383,366,726.05
  5. Step 5: Solve for x
    x = 952,383,366,726.05/1,091,119.86
  6. Step 6: Final answer
    x = 872,849.45

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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.