Home / 1,169,191.88-1,613,754.42-685,912.28

Finding the Fourth Proportional to 1,169,191.88, 1,613,754.42 and 685,912.28

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Solution

The fourth proportional to 1,169,191.88, 1,613,754.42 and 685,912.28 is: 946,717.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,191.88 : 1,613,754.42 = 685,912.28 : x
  2. Step 2: Convert to fraction form
    1,169,191.88/1,613,754.42 = 685,912.28/x
  3. Step 3: Cross multiply
    1,169,191.88x = 1,613,754.42 × 685,912.28
  4. Step 4: Simplify right side
    1,169,191.88x = 1,106,893,973,582.28
  5. Step 5: Solve for x
    x = 1,106,893,973,582.28/1,169,191.88
  6. Step 6: Final answer
    x = 946,717.12

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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.