Home / 1,177,616.34-1,625,194.56-668,351.52

Finding the Fourth Proportional to 1,177,616.34, 1,625,194.56 and 668,351.52

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Solution

The fourth proportional to 1,177,616.34, 1,625,194.56 and 668,351.52 is: 922,372.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,616.34 : 1,625,194.56 = 668,351.52 : x
  2. Step 2: Convert to fraction form
    1,177,616.34/1,625,194.56 = 668,351.52/x
  3. Step 3: Cross multiply
    1,177,616.34x = 1,625,194.56 × 668,351.52
  4. Step 4: Simplify right side
    1,177,616.34x = 1,086,201,254,471.73
  5. Step 5: Solve for x
    x = 1,086,201,254,471.73/1,177,616.34
  6. Step 6: Final answer
    x = 922,372.78

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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.