Home / 961,655.33-1,320,135.07-825,452.81

Finding the Fourth Proportional to 961,655.33, 1,320,135.07 and 825,452.81

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Solution

The fourth proportional to 961,655.33, 1,320,135.07 and 825,452.81 is: 1,133,159.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,655.33 : 1,320,135.07 = 825,452.81 : x
  2. Step 2: Convert to fraction form
    961,655.33/1,320,135.07 = 825,452.81/x
  3. Step 3: Cross multiply
    961,655.33x = 1,320,135.07 × 825,452.81
  4. Step 4: Simplify right side
    961,655.33x = 1,089,709,198,983.78
  5. Step 5: Solve for x
    x = 1,089,709,198,983.78/961,655.33
  6. Step 6: Final answer
    x = 1,133,159.84

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.