Home / 2,230,756.58-3,078,194.22-1,263,679.76

Finding the Fourth Proportional to 2,230,756.58, 3,078,194.22 and 1,263,679.76

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Solution

The fourth proportional to 2,230,756.58, 3,078,194.22 and 1,263,679.76 is: 1,743,736.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,756.58 : 3,078,194.22 = 1,263,679.76 : x
  2. Step 2: Convert to fraction form
    2,230,756.58/3,078,194.22 = 1,263,679.76/x
  3. Step 3: Cross multiply
    2,230,756.58x = 3,078,194.22 × 1,263,679.76
  4. Step 4: Simplify right side
    2,230,756.58x = 3,889,851,733,162.99
  5. Step 5: Solve for x
    x = 3,889,851,733,162.99/2,230,756.58
  6. Step 6: Final answer
    x = 1,743,736.53

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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.