Home / 3,221,404.58-4,831,995.69-825,272.70

Finding the Fourth Proportional to 3,221,404.58, 4,831,995.69 and 825,272.70

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Solution

The fourth proportional to 3,221,404.58, 4,831,995.69 and 825,272.70 is: 1,237,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,404.58 : 4,831,995.69 = 825,272.70 : x
  2. Step 2: Convert to fraction form
    3,221,404.58/4,831,995.69 = 825,272.70/x
  3. Step 3: Cross multiply
    3,221,404.58x = 4,831,995.69 × 825,272.70
  4. Step 4: Simplify right side
    3,221,404.58x = 3,987,714,129,474.66
  5. Step 5: Solve for x
    x = 3,987,714,129,474.66/3,221,404.58
  6. Step 6: Final answer
    x = 1,237,880.57

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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.