Home / 1,183,991.25-1,632,817.65-775,944.43

Finding the Fourth Proportional to 1,183,991.25, 1,632,817.65 and 775,944.43

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Solution

The fourth proportional to 1,183,991.25, 1,632,817.65 and 775,944.43 is: 1,070,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,991.25 : 1,632,817.65 = 775,944.43 : x
  2. Step 2: Convert to fraction form
    1,183,991.25/1,632,817.65 = 775,944.43/x
  3. Step 3: Cross multiply
    1,183,991.25x = 1,632,817.65 × 775,944.43
  4. Step 4: Simplify right side
    1,183,991.25x = 1,266,975,760,723.19
  5. Step 5: Solve for x
    x = 1,266,975,760,723.19/1,183,991.25
  6. Step 6: Final answer
    x = 1,070,088.79

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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.