Home / 3,311,431.20-4,963,210.20-2,972,883.60

Finding the Fourth Proportional to 3,311,431.20, 4,963,210.20 and 2,972,883.60

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Solution

The fourth proportional to 3,311,431.20, 4,963,210.20 and 2,972,883.60 is: 4,455,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,431.20 : 4,963,210.20 = 2,972,883.60 : x
  2. Step 2: Convert to fraction form
    3,311,431.20/4,963,210.20 = 2,972,883.60/x
  3. Step 3: Cross multiply
    3,311,431.20x = 4,963,210.20 × 2,972,883.60
  4. Step 4: Simplify right side
    3,311,431.20x = 14,755,046,206,932.72
  5. Step 5: Solve for x
    x = 14,755,046,206,932.72/3,311,431.20
  6. Step 6: Final answer
    x = 4,455,791.26

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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.