Home / 3,419,722-5,130,996.04-1,499,639.68

Finding the Fourth Proportional to 3,419,722, 5,130,996.04 and 1,499,639.68

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Solution

The fourth proportional to 3,419,722, 5,130,996.04 and 1,499,639.68 is: 2,250,079.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,722 : 5,130,996.04 = 1,499,639.68 : x
  2. Step 2: Convert to fraction form
    3,419,722/5,130,996.04 = 1,499,639.68/x
  3. Step 3: Cross multiply
    3,419,722x = 5,130,996.04 × 1,499,639.68
  4. Step 4: Simplify right side
    3,419,722x = 7,694,645,259,506.87
  5. Step 5: Solve for x
    x = 7,694,645,259,506.87/3,419,722
  6. Step 6: Final answer
    x = 2,250,079.18

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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.