Home / 4,431,826.98-6,120,963-2,978,999.28

Finding the Fourth Proportional to 4,431,826.98, 6,120,963 and 2,978,999.28

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Solution

The fourth proportional to 4,431,826.98, 6,120,963 and 2,978,999.28 is: 4,114,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431,826.98 : 6,120,963 = 2,978,999.28 : x
  2. Step 2: Convert to fraction form
    4,431,826.98/6,120,963 = 2,978,999.28/x
  3. Step 3: Cross multiply
    4,431,826.98x = 6,120,963 × 2,978,999.28
  4. Step 4: Simplify right side
    4,431,826.98x = 18,234,344,369,906.64
  5. Step 5: Solve for x
    x = 18,234,344,369,906.64/4,431,826.98
  6. Step 6: Final answer
    x = 4,114,408.00

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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.