Home / 1,229,483.94-1,696,695.24-685,654.11

Finding the Fourth Proportional to 1,229,483.94, 1,696,695.24 and 685,654.11

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Solution

The fourth proportional to 1,229,483.94, 1,696,695.24 and 685,654.11 is: 946,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,483.94 : 1,696,695.24 = 685,654.11 : x
  2. Step 2: Convert to fraction form
    1,229,483.94/1,696,695.24 = 685,654.11/x
  3. Step 3: Cross multiply
    1,229,483.94x = 1,696,695.24 × 685,654.11
  4. Step 4: Simplify right side
    1,229,483.94x = 1,163,346,064,723.44
  5. Step 5: Solve for x
    x = 1,163,346,064,723.44/1,229,483.94
  6. Step 6: Final answer
    x = 946,206.80

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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.