Home / 1,270,512.37-1,753,310.52-697,589.65

Finding the Fourth Proportional to 1,270,512.37, 1,753,310.52 and 697,589.65

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Solution

The fourth proportional to 1,270,512.37, 1,753,310.52 and 697,589.65 is: 962,675.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,512.37 : 1,753,310.52 = 697,589.65 : x
  2. Step 2: Convert to fraction form
    1,270,512.37/1,753,310.52 = 697,589.65/x
  3. Step 3: Cross multiply
    1,270,512.37x = 1,753,310.52 × 697,589.65
  4. Step 4: Simplify right side
    1,270,512.37x = 1,223,091,271,988.12
  5. Step 5: Solve for x
    x = 1,223,091,271,988.12/1,270,512.37
  6. Step 6: Final answer
    x = 962,675.61

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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.