Home / 1,135,085.38-1,702,441.56-461,139.46

Finding the Fourth Proportional to 1,135,085.38, 1,702,441.56 and 461,139.46

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Solution

The fourth proportional to 1,135,085.38, 1,702,441.56 and 461,139.46 is: 691,633.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,085.38 : 1,702,441.56 = 461,139.46 : x
  2. Step 2: Convert to fraction form
    1,135,085.38/1,702,441.56 = 461,139.46/x
  3. Step 3: Cross multiply
    1,135,085.38x = 1,702,441.56 × 461,139.46
  4. Step 4: Simplify right side
    1,135,085.38x = 785,062,981,659.96
  5. Step 5: Solve for x
    x = 785,062,981,659.96/1,135,085.38
  6. Step 6: Final answer
    x = 691,633.42

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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.