Home / 2,301,469.12-3,448,297.09-1,388,733.81

Finding the Fourth Proportional to 2,301,469.12, 3,448,297.09 and 1,388,733.81

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Solution

The fourth proportional to 2,301,469.12, 3,448,297.09 and 1,388,733.81 is: 2,080,743.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301,469.12 : 3,448,297.09 = 1,388,733.81 : x
  2. Step 2: Convert to fraction form
    2,301,469.12/3,448,297.09 = 1,388,733.81/x
  3. Step 3: Cross multiply
    2,301,469.12x = 3,448,297.09 × 1,388,733.81
  4. Step 4: Simplify right side
    2,301,469.12x = 4,788,766,744,612.42
  5. Step 5: Solve for x
    x = 4,788,766,744,612.42/2,301,469.12
  6. Step 6: Final answer
    x = 2,080,743.43

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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.