Home / 1,270,834.26-1,753,751.28-697,884

Finding the Fourth Proportional to 1,270,834.26, 1,753,751.28 and 697,884

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Solution

The fourth proportional to 1,270,834.26, 1,753,751.28 and 697,884 is: 963,079.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,834.26 : 1,753,751.28 = 697,884 : x
  2. Step 2: Convert to fraction form
    1,270,834.26/1,753,751.28 = 697,884/x
  3. Step 3: Cross multiply
    1,270,834.26x = 1,753,751.28 × 697,884
  4. Step 4: Simplify right side
    1,270,834.26x = 1,223,914,958,291.52
  5. Step 5: Solve for x
    x = 1,223,914,958,291.52/1,270,834.26
  6. Step 6: Final answer
    x = 963,079.92

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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.