Home / 2,125,422.25-3,188,633.89-846,102.58

Finding the Fourth Proportional to 2,125,422.25, 3,188,633.89 and 846,102.58

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Solution

The fourth proportional to 2,125,422.25, 3,188,633.89 and 846,102.58 is: 1,269,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,422.25 : 3,188,633.89 = 846,102.58 : x
  2. Step 2: Convert to fraction form
    2,125,422.25/3,188,633.89 = 846,102.58/x
  3. Step 3: Cross multiply
    2,125,422.25x = 3,188,633.89 × 846,102.58
  4. Step 4: Simplify right side
    2,125,422.25x = 2,697,911,361,004.44
  5. Step 5: Solve for x
    x = 2,697,911,361,004.44/2,125,422.25
  6. Step 6: Final answer
    x = 1,269,353.12

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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.