Home / 3,871,956.83-5,343,304.88-2,153,040.44

Finding the Fourth Proportional to 3,871,956.83, 5,343,304.88 and 2,153,040.44

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Solution

The fourth proportional to 3,871,956.83, 5,343,304.88 and 2,153,040.44 is: 2,971,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,871,956.83 : 5,343,304.88 = 2,153,040.44 : x
  2. Step 2: Convert to fraction form
    3,871,956.83/5,343,304.88 = 2,153,040.44/x
  3. Step 3: Cross multiply
    3,871,956.83x = 5,343,304.88 × 2,153,040.44
  4. Step 4: Simplify right side
    3,871,956.83x = 11,504,351,452,407.62
  5. Step 5: Solve for x
    x = 11,504,351,452,407.62/3,871,956.83
  6. Step 6: Final answer
    x = 2,971,198.28

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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.