Home / 4,782,578.82-7,175,417.37-2,863,189.86

Finding the Fourth Proportional to 4,782,578.82, 7,175,417.37 and 2,863,189.86

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Solution

The fourth proportional to 4,782,578.82, 7,175,417.37 and 2,863,189.86 is: 4,295,712.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,578.82 : 7,175,417.37 = 2,863,189.86 : x
  2. Step 2: Convert to fraction form
    4,782,578.82/7,175,417.37 = 2,863,189.86/x
  3. Step 3: Cross multiply
    4,782,578.82x = 7,175,417.37 × 2,863,189.86
  4. Step 4: Simplify right side
    4,782,578.82x = 20,544,582,240,735.92
  5. Step 5: Solve for x
    x = 20,544,582,240,735.92/4,782,578.82
  6. Step 6: Final answer
    x = 4,295,712.21

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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.