Home / 3,678,668.42-5,077,004.26-2,228,321.30

Finding the Fourth Proportional to 3,678,668.42, 5,077,004.26 and 2,228,321.30

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Solution

The fourth proportional to 3,678,668.42, 5,077,004.26 and 2,228,321.30 is: 3,075,351.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,668.42 : 5,077,004.26 = 2,228,321.30 : x
  2. Step 2: Convert to fraction form
    3,678,668.42/5,077,004.26 = 2,228,321.30/x
  3. Step 3: Cross multiply
    3,678,668.42x = 5,077,004.26 × 2,228,321.30
  4. Step 4: Simplify right side
    3,678,668.42x = 11,313,196,732,748.74
  5. Step 5: Solve for x
    x = 11,313,196,732,748.74/3,678,668.42
  6. Step 6: Final answer
    x = 3,075,351.03

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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.