Home / 1,229,799.33-1,697,125.38-685,970.33

Finding the Fourth Proportional to 1,229,799.33, 1,697,125.38 and 685,970.33

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Solution

The fourth proportional to 1,229,799.33, 1,697,125.38 and 685,970.33 is: 946,640.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,799.33 : 1,697,125.38 = 685,970.33 : x
  2. Step 2: Convert to fraction form
    1,229,799.33/1,697,125.38 = 685,970.33/x
  3. Step 3: Cross multiply
    1,229,799.33x = 1,697,125.38 × 685,970.33
  4. Step 4: Simplify right side
    1,229,799.33x = 1,164,177,648,484.35
  5. Step 5: Solve for x
    x = 1,164,177,648,484.35/1,229,799.33
  6. Step 6: Final answer
    x = 946,640.33

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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.