Home / 1,270,597.84-1,753,453.30-697,640.28

Finding the Fourth Proportional to 1,270,597.84, 1,753,453.30 and 697,640.28

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Solution

The fourth proportional to 1,270,597.84, 1,753,453.30 and 697,640.28 is: 962,759.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,597.84 : 1,753,453.30 = 697,640.28 : x
  2. Step 2: Convert to fraction form
    1,270,597.84/1,753,453.30 = 697,640.28/x
  3. Step 3: Cross multiply
    1,270,597.84x = 1,753,453.30 × 697,640.28
  4. Step 4: Simplify right side
    1,270,597.84x = 1,223,279,651,178.92
  5. Step 5: Solve for x
    x = 1,223,279,651,178.92/1,270,597.84
  6. Step 6: Final answer
    x = 962,759.11

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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.