Home / 3,219,833.53-4,829,915.67-823,698.82

Finding the Fourth Proportional to 3,219,833.53, 4,829,915.67 and 823,698.82

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Solution

The fourth proportional to 3,219,833.53, 4,829,915.67 and 823,698.82 is: 1,235,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,833.53 : 4,829,915.67 = 823,698.82 : x
  2. Step 2: Convert to fraction form
    3,219,833.53/4,829,915.67 = 823,698.82/x
  3. Step 3: Cross multiply
    3,219,833.53x = 4,829,915.67 × 823,698.82
  4. Step 4: Simplify right side
    3,219,833.53x = 3,978,395,809,810.44
  5. Step 5: Solve for x
    x = 3,978,395,809,810.44/3,219,833.53
  6. Step 6: Final answer
    x = 1,235,590.53

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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.