Home / 3,056,601.19-4,218,153.30-1,680,072.18

Finding the Fourth Proportional to 3,056,601.19, 4,218,153.30 and 1,680,072.18

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Solution

The fourth proportional to 3,056,601.19, 4,218,153.30 and 1,680,072.18 is: 2,318,523.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056,601.19 : 4,218,153.30 = 1,680,072.18 : x
  2. Step 2: Convert to fraction form
    3,056,601.19/4,218,153.30 = 1,680,072.18/x
  3. Step 3: Cross multiply
    3,056,601.19x = 4,218,153.30 × 1,680,072.18
  4. Step 4: Simplify right side
    3,056,601.19x = 7,086,802,010,305.19
  5. Step 5: Solve for x
    x = 7,086,802,010,305.19/3,056,601.19
  6. Step 6: Final answer
    x = 2,318,523.61

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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.