Home / 2,989,761.21-4,485,232.02-1,096,519.05

Finding the Fourth Proportional to 2,989,761.21, 4,485,232.02 and 1,096,519.05

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Solution

The fourth proportional to 2,989,761.21, 4,485,232.02 and 1,096,519.05 is: 1,644,995.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,761.21 : 4,485,232.02 = 1,096,519.05 : x
  2. Step 2: Convert to fraction form
    2,989,761.21/4,485,232.02 = 1,096,519.05/x
  3. Step 3: Cross multiply
    2,989,761.21x = 4,485,232.02 × 1,096,519.05
  4. Step 4: Simplify right side
    2,989,761.21x = 4,918,142,353,599.98
  5. Step 5: Solve for x
    x = 4,918,142,353,599.98/2,989,761.21
  6. Step 6: Final answer
    x = 1,644,995.04

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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.