Home / 2,809,540.25-4,212,603.80-1,101,637.35

Finding the Fourth Proportional to 2,809,540.25, 4,212,603.80 and 1,101,637.35

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Solution

The fourth proportional to 2,809,540.25, 4,212,603.80 and 1,101,637.35 is: 1,651,786.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,540.25 : 4,212,603.80 = 1,101,637.35 : x
  2. Step 2: Convert to fraction form
    2,809,540.25/4,212,603.80 = 1,101,637.35/x
  3. Step 3: Cross multiply
    2,809,540.25x = 4,212,603.80 × 1,101,637.35
  4. Step 4: Simplify right side
    2,809,540.25x = 4,640,761,685,454.88
  5. Step 5: Solve for x
    x = 4,640,761,685,454.88/2,809,540.25
  6. Step 6: Final answer
    x = 1,651,786.87

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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.