Home / 3,144,487.96-4,339,408.08-1,786,435.48

Finding the Fourth Proportional to 3,144,487.96, 4,339,408.08 and 1,786,435.48

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Solution

The fourth proportional to 3,144,487.96, 4,339,408.08 and 1,786,435.48 is: 2,465,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,487.96 : 4,339,408.08 = 1,786,435.48 : x
  2. Step 2: Convert to fraction form
    3,144,487.96/4,339,408.08 = 1,786,435.48/x
  3. Step 3: Cross multiply
    3,144,487.96x = 4,339,408.08 × 1,786,435.48
  4. Step 4: Simplify right side
    3,144,487.96x = 7,752,072,556,310.68
  5. Step 5: Solve for x
    x = 7,752,072,556,310.68/3,144,487.96
  6. Step 6: Final answer
    x = 2,465,289.31

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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.