Home / 2,368,706.06-3,268,840.12-1,280,998.78

Finding the Fourth Proportional to 2,368,706.06, 3,268,840.12 and 1,280,998.78

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Solution

The fourth proportional to 2,368,706.06, 3,268,840.12 and 1,280,998.78 is: 1,767,792.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,706.06 : 3,268,840.12 = 1,280,998.78 : x
  2. Step 2: Convert to fraction form
    2,368,706.06/3,268,840.12 = 1,280,998.78/x
  3. Step 3: Cross multiply
    2,368,706.06x = 3,268,840.12 × 1,280,998.78
  4. Step 4: Simplify right side
    2,368,706.06x = 4,187,380,205,735.05
  5. Step 5: Solve for x
    x = 4,187,380,205,735.05/2,368,706.06
  6. Step 6: Final answer
    x = 1,767,792.25

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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.