Home / 3,821,961-5,274,146.88-2,079,637.23

Finding the Fourth Proportional to 3,821,961, 5,274,146.88 and 2,079,637.23

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Solution

The fourth proportional to 3,821,961, 5,274,146.88 and 2,079,637.23 is: 2,869,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,961 : 5,274,146.88 = 2,079,637.23 : x
  2. Step 2: Convert to fraction form
    3,821,961/5,274,146.88 = 2,079,637.23/x
  3. Step 3: Cross multiply
    3,821,961x = 5,274,146.88 × 2,079,637.23
  4. Step 4: Simplify right side
    3,821,961x = 10,968,312,208,136.34
  5. Step 5: Solve for x
    x = 10,968,312,208,136.34/3,821,961
  6. Step 6: Final answer
    x = 2,869,812.70

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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.