Home / 1,270,951.68-1,753,911.14-697,991.86

Finding the Fourth Proportional to 1,270,951.68, 1,753,911.14 and 697,991.86

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Solution

The fourth proportional to 1,270,951.68, 1,753,911.14 and 697,991.86 is: 963,227.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,951.68 : 1,753,911.14 = 697,991.86 : x
  2. Step 2: Convert to fraction form
    1,270,951.68/1,753,911.14 = 697,991.86/x
  3. Step 3: Cross multiply
    1,270,951.68x = 1,753,911.14 × 697,991.86
  4. Step 4: Simplify right side
    1,270,951.68x = 1,224,215,698,883.32
  5. Step 5: Solve for x
    x = 1,224,215,698,883.32/1,270,951.68
  6. Step 6: Final answer
    x = 963,227.57

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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.