Home / 3,680,376.56-5,078,864.88-2,048,780.96

Finding the Fourth Proportional to 3,680,376.56, 5,078,864.88 and 2,048,780.96

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Solution

The fourth proportional to 3,680,376.56, 5,078,864.88 and 2,048,780.96 is: 2,827,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,376.56 : 5,078,864.88 = 2,048,780.96 : x
  2. Step 2: Convert to fraction form
    3,680,376.56/5,078,864.88 = 2,048,780.96/x
  3. Step 3: Cross multiply
    3,680,376.56x = 5,078,864.88 × 2,048,780.96
  4. Step 4: Simplify right side
    3,680,376.56x = 10,405,481,664,556.68
  5. Step 5: Solve for x
    x = 10,405,481,664,556.68/3,680,376.56
  6. Step 6: Final answer
    x = 2,827,287.23

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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.