Home / 3,205,142.04-4,422,920.72-1,754,556.86

Finding the Fourth Proportional to 3,205,142.04, 4,422,920.72 and 1,754,556.86

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Solution

The fourth proportional to 3,205,142.04, 4,422,920.72 and 1,754,556.86 is: 2,421,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,142.04 : 4,422,920.72 = 1,754,556.86 : x
  2. Step 2: Convert to fraction form
    3,205,142.04/4,422,920.72 = 1,754,556.86/x
  3. Step 3: Cross multiply
    3,205,142.04x = 4,422,920.72 × 1,754,556.86
  4. Step 4: Simplify right side
    3,205,142.04x = 7,760,265,890,512.14
  5. Step 5: Solve for x
    x = 7,760,265,890,512.14/3,205,142.04
  6. Step 6: Final answer
    x = 2,421,192.51

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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.