Home / 1,229,496.96-1,696,713.20-685,667.08

Finding the Fourth Proportional to 1,229,496.96, 1,696,713.20 and 685,667.08

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Solution

The fourth proportional to 1,229,496.96, 1,696,713.20 and 685,667.08 is: 946,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,496.96 : 1,696,713.20 = 685,667.08 : x
  2. Step 2: Convert to fraction form
    1,229,496.96/1,696,713.20 = 685,667.08/x
  3. Step 3: Cross multiply
    1,229,496.96x = 1,696,713.20 × 685,667.08
  4. Step 4: Simplify right side
    1,229,496.96x = 1,163,380,385,441.46
  5. Step 5: Solve for x
    x = 1,163,380,385,441.46/1,229,496.96
  6. Step 6: Final answer
    x = 946,224.69

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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.