Home / 3,788,448-5,684,914.01-1,393,974.15

Finding the Fourth Proportional to 3,788,448, 5,684,914.01 and 1,393,974.15

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Solution

The fourth proportional to 3,788,448, 5,684,914.01 and 1,393,974.15 is: 2,091,786.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,448 : 5,684,914.01 = 1,393,974.15 : x
  2. Step 2: Convert to fraction form
    3,788,448/5,684,914.01 = 1,393,974.15/x
  3. Step 3: Cross multiply
    3,788,448x = 5,684,914.01 × 1,393,974.15
  4. Step 4: Simplify right side
    3,788,448x = 7,924,623,174,912.84
  5. Step 5: Solve for x
    x = 7,924,623,174,912.84/3,788,448
  6. Step 6: Final answer
    x = 2,091,786.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.