Home / 1,396,201.66-2,092,364.82-636,185.74

Finding the Fourth Proportional to 1,396,201.66, 2,092,364.82 and 636,185.74

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Solution

The fourth proportional to 1,396,201.66, 2,092,364.82 and 636,185.74 is: 953,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,201.66 : 2,092,364.82 = 636,185.74 : x
  2. Step 2: Convert to fraction form
    1,396,201.66/2,092,364.82 = 636,185.74/x
  3. Step 3: Cross multiply
    1,396,201.66x = 2,092,364.82 × 636,185.74
  4. Step 4: Simplify right side
    1,396,201.66x = 1,331,132,661,361.67
  5. Step 5: Solve for x
    x = 1,331,132,661,361.67/1,396,201.66
  6. Step 6: Final answer
    x = 953,395.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.