Home / 1,270,136.85-1,752,808.73-697,229.25

Finding the Fourth Proportional to 1,270,136.85, 1,752,808.73 and 697,229.25

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Solution

The fourth proportional to 1,270,136.85, 1,752,808.73 and 697,229.25 is: 962,187.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,136.85 : 1,752,808.73 = 697,229.25 : x
  2. Step 2: Convert to fraction form
    1,270,136.85/1,752,808.73 = 697,229.25/x
  3. Step 3: Cross multiply
    1,270,136.85x = 1,752,808.73 × 697,229.25
  4. Step 4: Simplify right side
    1,270,136.85x = 1,222,109,512,725.21
  5. Step 5: Solve for x
    x = 1,222,109,512,725.21/1,270,136.85
  6. Step 6: Final answer
    x = 962,187.27

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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.