Home / 3,144,447.78-4,339,491.70-1,768,224.58

Finding the Fourth Proportional to 3,144,447.78, 4,339,491.70 and 1,768,224.58

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Solution

The fourth proportional to 3,144,447.78, 4,339,491.70 and 1,768,224.58 is: 2,440,236.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,447.78 : 4,339,491.70 = 1,768,224.58 : x
  2. Step 2: Convert to fraction form
    3,144,447.78/4,339,491.70 = 1,768,224.58/x
  3. Step 3: Cross multiply
    3,144,447.78x = 4,339,491.70 × 1,768,224.58
  4. Step 4: Simplify right side
    3,144,447.78x = 7,673,195,888,645.99
  5. Step 5: Solve for x
    x = 7,673,195,888,645.99/3,144,447.78
  6. Step 6: Final answer
    x = 2,440,236.39

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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.