Home / 1,073,828.96-1,607,238.60-789,444.20

Finding the Fourth Proportional to 1,073,828.96, 1,607,238.60 and 789,444.20

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Solution

The fourth proportional to 1,073,828.96, 1,607,238.60 and 789,444.20 is: 1,181,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,828.96 : 1,607,238.60 = 789,444.20 : x
  2. Step 2: Convert to fraction form
    1,073,828.96/1,607,238.60 = 789,444.20/x
  3. Step 3: Cross multiply
    1,073,828.96x = 1,607,238.60 × 789,444.20
  4. Step 4: Simplify right side
    1,073,828.96x = 1,268,825,190,786.12
  5. Step 5: Solve for x
    x = 1,268,825,190,786.12/1,073,828.96
  6. Step 6: Final answer
    x = 1,181,589.66

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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.