Home / 2,223,736-3,068,766.62-1,205,140.75

Finding the Fourth Proportional to 2,223,736, 3,068,766.62 and 1,205,140.75

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Solution

The fourth proportional to 2,223,736, 3,068,766.62 and 1,205,140.75 is: 1,663,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,736 : 3,068,766.62 = 1,205,140.75 : x
  2. Step 2: Convert to fraction form
    2,223,736/3,068,766.62 = 1,205,140.75/x
  3. Step 3: Cross multiply
    2,223,736x = 3,068,766.62 × 1,205,140.75
  4. Step 4: Simplify right side
    2,223,736x = 3,698,295,706,001.77
  5. Step 5: Solve for x
    x = 3,698,295,706,001.77/2,223,736
  6. Step 6: Final answer
    x = 1,663,100.16

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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.