Home / 2,371,845.30-3,273,172.92-1,284,140.58

Finding the Fourth Proportional to 2,371,845.30, 3,273,172.92 and 1,284,140.58

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Solution

The fourth proportional to 2,371,845.30, 3,273,172.92 and 1,284,140.58 is: 1,772,128.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371,845.30 : 3,273,172.92 = 1,284,140.58 : x
  2. Step 2: Convert to fraction form
    2,371,845.30/3,273,172.92 = 1,284,140.58/x
  3. Step 3: Cross multiply
    2,371,845.30x = 3,273,172.92 × 1,284,140.58
  4. Step 4: Simplify right side
    2,371,845.30x = 4,203,214,171,929.09
  5. Step 5: Solve for x
    x = 4,203,214,171,929.09/2,371,845.30
  6. Step 6: Final answer
    x = 1,772,128.30

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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.