Home / 2,208,845.32-3,313,272.66-611,413

Finding the Fourth Proportional to 2,208,845.32, 3,313,272.66 and 611,413

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Solution

The fourth proportional to 2,208,845.32, 3,313,272.66 and 611,413 is: 917,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,845.32 : 3,313,272.66 = 611,413 : x
  2. Step 2: Convert to fraction form
    2,208,845.32/3,313,272.66 = 611,413/x
  3. Step 3: Cross multiply
    2,208,845.32x = 3,313,272.66 × 611,413
  4. Step 4: Simplify right side
    2,208,845.32x = 2,025,777,976,868.58
  5. Step 5: Solve for x
    x = 2,025,777,976,868.58/2,208,845.32
  6. Step 6: Final answer
    x = 917,120.80

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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.