Home / 3,102,389.45-4,281,556.09-1,725,992.49

Finding the Fourth Proportional to 3,102,389.45, 4,281,556.09 and 1,725,992.49

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Solution

The fourth proportional to 3,102,389.45, 4,281,556.09 and 1,725,992.49 is: 2,382,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,389.45 : 4,281,556.09 = 1,725,992.49 : x
  2. Step 2: Convert to fraction form
    3,102,389.45/4,281,556.09 = 1,725,992.49/x
  3. Step 3: Cross multiply
    3,102,389.45x = 4,281,556.09 × 1,725,992.49
  4. Step 4: Simplify right side
    3,102,389.45x = 7,389,933,652,538.78
  5. Step 5: Solve for x
    x = 7,389,933,652,538.78/3,102,389.45
  6. Step 6: Final answer
    x = 2,382,013.54

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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.