Home / 1,270,515.36-1,753,314.68-697,592.64

Finding the Fourth Proportional to 1,270,515.36, 1,753,314.68 and 697,592.64

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Solution

The fourth proportional to 1,270,515.36, 1,753,314.68 and 697,592.64 is: 962,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,515.36 : 1,753,314.68 = 697,592.64 : x
  2. Step 2: Convert to fraction form
    1,270,515.36/1,753,314.68 = 697,592.64/x
  3. Step 3: Cross multiply
    1,270,515.36x = 1,753,314.68 × 697,592.64
  4. Step 4: Simplify right side
    1,270,515.36x = 1,223,099,416,371.96
  5. Step 5: Solve for x
    x = 1,223,099,416,371.96/1,270,515.36
  6. Step 6: Final answer
    x = 962,679.76

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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.