Home / 3,925,905.12-5,888,859-1,230,439.44

Finding the Fourth Proportional to 3,925,905.12, 5,888,859 and 1,230,439.44

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Solution

The fourth proportional to 3,925,905.12, 5,888,859 and 1,230,439.44 is: 1,845,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925,905.12 : 5,888,859 = 1,230,439.44 : x
  2. Step 2: Convert to fraction form
    3,925,905.12/5,888,859 = 1,230,439.44/x
  3. Step 3: Cross multiply
    3,925,905.12x = 5,888,859 × 1,230,439.44
  4. Step 4: Simplify right side
    3,925,905.12x = 7,245,884,370,198.96
  5. Step 5: Solve for x
    x = 7,245,884,370,198.96/3,925,905.12
  6. Step 6: Final answer
    x = 1,845,659.57

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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.