Home / 3,219,860.02-4,829,955.47-823,725.44

Finding the Fourth Proportional to 3,219,860.02, 4,829,955.47 and 823,725.44

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Solution

The fourth proportional to 3,219,860.02, 4,829,955.47 and 823,725.44 is: 1,235,630.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,860.02 : 4,829,955.47 = 823,725.44 : x
  2. Step 2: Convert to fraction form
    3,219,860.02/4,829,955.47 = 823,725.44/x
  3. Step 3: Cross multiply
    3,219,860.02x = 4,829,955.47 × 823,725.44
  4. Step 4: Simplify right side
    3,219,860.02x = 3,978,557,190,587.53
  5. Step 5: Solve for x
    x = 3,978,557,190,587.53/3,219,860.02
  6. Step 6: Final answer
    x = 1,235,630.48

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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.