Home / 1,229,434-1,696,648.92-685,564.48

Finding the Fourth Proportional to 1,229,434, 1,696,648.92 and 685,564.48

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Solution

The fourth proportional to 1,229,434, 1,696,648.92 and 685,564.48 is: 946,095.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,434 : 1,696,648.92 = 685,564.48 : x
  2. Step 2: Convert to fraction form
    1,229,434/1,696,648.92 = 685,564.48/x
  3. Step 3: Cross multiply
    1,229,434x = 1,696,648.92 × 685,564.48
  4. Step 4: Simplify right side
    1,229,434x = 1,163,162,234,582.36
  5. Step 5: Solve for x
    x = 1,163,162,234,582.36/1,229,434
  6. Step 6: Final answer
    x = 946,095.71

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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.