Home / 1,270,168.56-1,752,825.96-697,218.48

Finding the Fourth Proportional to 1,270,168.56, 1,752,825.96 and 697,218.48

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Solution

The fourth proportional to 1,270,168.56, 1,752,825.96 and 697,218.48 is: 962,157.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,168.56 : 1,752,825.96 = 697,218.48 : x
  2. Step 2: Convert to fraction form
    1,270,168.56/1,752,825.96 = 697,218.48/x
  3. Step 3: Cross multiply
    1,270,168.56x = 1,752,825.96 × 697,218.48
  4. Step 4: Simplify right side
    1,270,168.56x = 1,222,102,651,535.74
  5. Step 5: Solve for x
    x = 1,222,102,651,535.74/1,270,168.56
  6. Step 6: Final answer
    x = 962,157.85

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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.