Home / 1,270,952.68-1,753,912.52-697,992.86

Finding the Fourth Proportional to 1,270,952.68, 1,753,912.52 and 697,992.86

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Solution

The fourth proportional to 1,270,952.68, 1,753,912.52 and 697,992.86 is: 963,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,952.68 : 1,753,912.52 = 697,992.86 : x
  2. Step 2: Convert to fraction form
    1,270,952.68/1,753,912.52 = 697,992.86/x
  3. Step 3: Cross multiply
    1,270,952.68x = 1,753,912.52 × 697,992.86
  4. Step 4: Simplify right side
    1,270,952.68x = 1,224,218,416,024.61
  5. Step 5: Solve for x
    x = 1,224,218,416,024.61/1,270,952.68
  6. Step 6: Final answer
    x = 963,228.95

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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.