Home / 1,691,556.43-2,332,089.48-1,343,850.43

Finding the Fourth Proportional to 1,691,556.43, 2,332,089.48 and 1,343,850.43

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Solution

The fourth proportional to 1,691,556.43, 2,332,089.48 and 1,343,850.43 is: 1,852,719.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,556.43 : 2,332,089.48 = 1,343,850.43 : x
  2. Step 2: Convert to fraction form
    1,691,556.43/2,332,089.48 = 1,343,850.43/x
  3. Step 3: Cross multiply
    1,691,556.43x = 2,332,089.48 × 1,343,850.43
  4. Step 4: Simplify right side
    1,691,556.43x = 3,133,979,450,496.48
  5. Step 5: Solve for x
    x = 3,133,979,450,496.48/1,691,556.43
  6. Step 6: Final answer
    x = 1,852,719.42

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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.