Home / 1,270,597.34-1,753,452.62-697,639.79

Finding the Fourth Proportional to 1,270,597.34, 1,753,452.62 and 697,639.79

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Solution

The fourth proportional to 1,270,597.34, 1,753,452.62 and 697,639.79 is: 962,758.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,597.34 : 1,753,452.62 = 697,639.79 : x
  2. Step 2: Convert to fraction form
    1,270,597.34/1,753,452.62 = 697,639.79/x
  3. Step 3: Cross multiply
    1,270,597.34x = 1,753,452.62 × 697,639.79
  4. Step 4: Simplify right side
    1,270,597.34x = 1,223,278,305,336.29
  5. Step 5: Solve for x
    x = 1,223,278,305,336.29/1,270,597.34
  6. Step 6: Final answer
    x = 962,758.44

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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.