Home / 3,016,845-4,163,324.94-1,640,281.32

Finding the Fourth Proportional to 3,016,845, 4,163,324.94 and 1,640,281.32

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Solution

The fourth proportional to 3,016,845, 4,163,324.94 and 1,640,281.32 is: 2,263,631.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016,845 : 4,163,324.94 = 1,640,281.32 : x
  2. Step 2: Convert to fraction form
    3,016,845/4,163,324.94 = 1,640,281.32/x
  3. Step 3: Cross multiply
    3,016,845x = 4,163,324.94 × 1,640,281.32
  4. Step 4: Simplify right side
    3,016,845x = 6,829,024,128,172.12
  5. Step 5: Solve for x
    x = 6,829,024,128,172.12/3,016,845
  6. Step 6: Final answer
    x = 2,263,631.09

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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.