Home / 3,149,213.76-4,345,904.30-1,772,556.68

Finding the Fourth Proportional to 3,149,213.76, 4,345,904.30 and 1,772,556.68

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Solution

The fourth proportional to 3,149,213.76, 4,345,904.30 and 1,772,556.68 is: 2,446,122.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,213.76 : 4,345,904.30 = 1,772,556.68 : x
  2. Step 2: Convert to fraction form
    3,149,213.76/4,345,904.30 = 1,772,556.68/x
  3. Step 3: Cross multiply
    3,149,213.76x = 4,345,904.30 × 1,772,556.68
  4. Step 4: Simplify right side
    3,149,213.76x = 7,703,361,697,605.72
  5. Step 5: Solve for x
    x = 7,703,361,697,605.72/3,149,213.76
  6. Step 6: Final answer
    x = 2,446,122.20

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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.