Home / 3,730,388.63-5,147,936.33-2,120,756.63

Finding the Fourth Proportional to 3,730,388.63, 5,147,936.33 and 2,120,756.63

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Solution

The fourth proportional to 3,730,388.63, 5,147,936.33 and 2,120,756.63 is: 2,926,644.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730,388.63 : 5,147,936.33 = 2,120,756.63 : x
  2. Step 2: Convert to fraction form
    3,730,388.63/5,147,936.33 = 2,120,756.63/x
  3. Step 3: Cross multiply
    3,730,388.63x = 5,147,936.33 × 2,120,756.63
  4. Step 4: Simplify right side
    3,730,388.63x = 10,917,520,066,321.90
  5. Step 5: Solve for x
    x = 10,917,520,066,321.90/3,730,388.63
  6. Step 6: Final answer
    x = 2,926,644.16

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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.