Home / 1,556,524.13-2,147,997.69-868,195.44

Finding the Fourth Proportional to 1,556,524.13, 2,147,997.69 and 868,195.44

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Solution

The fourth proportional to 1,556,524.13, 2,147,997.69 and 868,195.44 is: 1,198,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,524.13 : 2,147,997.69 = 868,195.44 : x
  2. Step 2: Convert to fraction form
    1,556,524.13/2,147,997.69 = 868,195.44/x
  3. Step 3: Cross multiply
    1,556,524.13x = 2,147,997.69 × 868,195.44
  4. Step 4: Simplify right side
    1,556,524.13x = 1,864,881,799,588.53
  5. Step 5: Solve for x
    x = 1,864,881,799,588.53/1,556,524.13
  6. Step 6: Final answer
    x = 1,198,106.58

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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.