Home / 1,179,755.82-1,628,201.52-670,534.74

Finding the Fourth Proportional to 1,179,755.82, 1,628,201.52 and 670,534.74

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Solution

The fourth proportional to 1,179,755.82, 1,628,201.52 and 670,534.74 is: 925,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,755.82 : 1,628,201.52 = 670,534.74 : x
  2. Step 2: Convert to fraction form
    1,179,755.82/1,628,201.52 = 670,534.74/x
  3. Step 3: Cross multiply
    1,179,755.82x = 1,628,201.52 × 670,534.74
  4. Step 4: Simplify right side
    1,179,755.82x = 1,091,765,682,880.80
  5. Step 5: Solve for x
    x = 1,091,765,682,880.80/1,179,755.82
  6. Step 6: Final answer
    x = 925,416.65

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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.