Home / 3,997,185.90-5,516,172.12-2,254,935.84

Finding the Fourth Proportional to 3,997,185.90, 5,516,172.12 and 2,254,935.84

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Solution

The fourth proportional to 3,997,185.90, 5,516,172.12 and 2,254,935.84 is: 3,111,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997,185.90 : 5,516,172.12 = 2,254,935.84 : x
  2. Step 2: Convert to fraction form
    3,997,185.90/5,516,172.12 = 2,254,935.84/x
  3. Step 3: Cross multiply
    3,997,185.90x = 5,516,172.12 × 2,254,935.84
  4. Step 4: Simplify right side
    3,997,185.90x = 12,438,614,212,996.78
  5. Step 5: Solve for x
    x = 12,438,614,212,996.78/3,997,185.90
  6. Step 6: Final answer
    x = 3,111,842.81

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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.