Home / 3,623,467.75-5,000,448.68-1,991,943.88

Finding the Fourth Proportional to 3,623,467.75, 5,000,448.68 and 1,991,943.88

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Solution

The fourth proportional to 3,623,467.75, 5,000,448.68 and 1,991,943.88 is: 2,748,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,467.75 : 5,000,448.68 = 1,991,943.88 : x
  2. Step 2: Convert to fraction form
    3,623,467.75/5,000,448.68 = 1,991,943.88/x
  3. Step 3: Cross multiply
    3,623,467.75x = 5,000,448.68 × 1,991,943.88
  4. Step 4: Simplify right side
    3,623,467.75x = 9,960,613,145,380.08
  5. Step 5: Solve for x
    x = 9,960,613,145,380.08/3,623,467.75
  6. Step 6: Final answer
    x = 2,748,917.29

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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.