Home / 3,143,872.26-4,338,567.72-1,748,453.48

Finding the Fourth Proportional to 3,143,872.26, 4,338,567.72 and 1,748,453.48

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Solution

The fourth proportional to 3,143,872.26, 4,338,567.72 and 1,748,453.48 is: 2,412,879.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,872.26 : 4,338,567.72 = 1,748,453.48 : x
  2. Step 2: Convert to fraction form
    3,143,872.26/4,338,567.72 = 1,748,453.48/x
  3. Step 3: Cross multiply
    3,143,872.26x = 4,338,567.72 × 1,748,453.48
  4. Step 4: Simplify right side
    3,143,872.26x = 7,585,783,828,249.67
  5. Step 5: Solve for x
    x = 7,585,783,828,249.67/3,143,872.26
  6. Step 6: Final answer
    x = 2,412,879.15

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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.