Home / 3,056,601.22-4,218,153.34-1,680,072.20

Finding the Fourth Proportional to 3,056,601.22, 4,218,153.34 and 1,680,072.20

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Solution

The fourth proportional to 3,056,601.22, 4,218,153.34 and 1,680,072.20 is: 2,318,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,601.22 : 4,218,153.34 = 1,680,072.20 : x
  2. Step 2: Convert to fraction form
    3,056,601.22/4,218,153.34 = 1,680,072.20/x
  3. Step 3: Cross multiply
    3,056,601.22x = 4,218,153.34 × 1,680,072.20
  4. Step 4: Simplify right side
    3,056,601.22x = 7,086,802,161,871.15
  5. Step 5: Solve for x
    x = 7,086,802,161,871.15/3,056,601.22
  6. Step 6: Final answer
    x = 2,318,523.63

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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.