Home / 1,169,191.63-1,613,754.08-685,912.03

Finding the Fourth Proportional to 1,169,191.63, 1,613,754.08 and 685,912.03

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Solution

The fourth proportional to 1,169,191.63, 1,613,754.08 and 685,912.03 is: 946,716.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,191.63 : 1,613,754.08 = 685,912.03 : x
  2. Step 2: Convert to fraction form
    1,169,191.63/1,613,754.08 = 685,912.03/x
  3. Step 3: Cross multiply
    1,169,191.63x = 1,613,754.08 × 685,912.03
  4. Step 4: Simplify right side
    1,169,191.63x = 1,106,893,333,504.02
  5. Step 5: Solve for x
    x = 1,106,893,333,504.02/1,169,191.63
  6. Step 6: Final answer
    x = 946,716.78

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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.