Home / 1,229,412.33-1,696,598.66-685,583.34

Finding the Fourth Proportional to 1,229,412.33, 1,696,598.66 and 685,583.34

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Solution

The fourth proportional to 1,229,412.33, 1,696,598.66 and 685,583.34 is: 946,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,412.33 : 1,696,598.66 = 685,583.34 : x
  2. Step 2: Convert to fraction form
    1,229,412.33/1,696,598.66 = 685,583.34/x
  3. Step 3: Cross multiply
    1,229,412.33x = 1,696,598.66 × 685,583.34
  4. Step 4: Simplify right side
    1,229,412.33x = 1,163,159,780,857.41
  5. Step 5: Solve for x
    x = 1,163,159,780,857.41/1,229,412.33
  6. Step 6: Final answer
    x = 946,110.39

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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.