Home / 1,228,841.14-1,696,121.49-800,297.14

Finding the Fourth Proportional to 1,228,841.14, 1,696,121.49 and 800,297.14

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Solution

The fourth proportional to 1,228,841.14, 1,696,121.49 and 800,297.14 is: 1,104,618.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,841.14 : 1,696,121.49 = 800,297.14 : x
  2. Step 2: Convert to fraction form
    1,228,841.14/1,696,121.49 = 800,297.14/x
  3. Step 3: Cross multiply
    1,228,841.14x = 1,696,121.49 × 800,297.14
  4. Step 4: Simplify right side
    1,228,841.14x = 1,357,401,177,539.54
  5. Step 5: Solve for x
    x = 1,357,401,177,539.54/1,228,841.14
  6. Step 6: Final answer
    x = 1,104,618.92

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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.