Home / 2,247,231.35-3,099,890.02-1,280,180.95

Finding the Fourth Proportional to 2,247,231.35, 3,099,890.02 and 1,280,180.95

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Solution

The fourth proportional to 2,247,231.35, 3,099,890.02 and 1,280,180.95 is: 1,765,915.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,231.35 : 3,099,890.02 = 1,280,180.95 : x
  2. Step 2: Convert to fraction form
    2,247,231.35/3,099,890.02 = 1,280,180.95/x
  3. Step 3: Cross multiply
    2,247,231.35x = 3,099,890.02 × 1,280,180.95
  4. Step 4: Simplify right side
    2,247,231.35x = 3,968,420,163,186.67
  5. Step 5: Solve for x
    x = 3,968,420,163,186.67/2,247,231.35
  6. Step 6: Final answer
    x = 1,765,915.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.