Home / 2,066,914.80-3,100,469.40-647,017.20

Finding the Fourth Proportional to 2,066,914.80, 3,100,469.40 and 647,017.20

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Solution

The fourth proportional to 2,066,914.80, 3,100,469.40 and 647,017.20 is: 970,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,914.80 : 3,100,469.40 = 647,017.20 : x
  2. Step 2: Convert to fraction form
    2,066,914.80/3,100,469.40 = 647,017.20/x
  3. Step 3: Cross multiply
    2,066,914.80x = 3,100,469.40 × 647,017.20
  4. Step 4: Simplify right side
    2,066,914.80x = 2,006,057,029,873.68
  5. Step 5: Solve for x
    x = 2,006,057,029,873.68/2,066,914.80
  6. Step 6: Final answer
    x = 970,556.23

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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.