Home / 3,819,307.21-5,270,523.29-2,100,422.41

Finding the Fourth Proportional to 3,819,307.21, 5,270,523.29 and 2,100,422.41

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Solution

The fourth proportional to 3,819,307.21, 5,270,523.29 and 2,100,422.41 is: 2,898,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,819,307.21 : 5,270,523.29 = 2,100,422.41 : x
  2. Step 2: Convert to fraction form
    3,819,307.21/5,270,523.29 = 2,100,422.41/x
  3. Step 3: Cross multiply
    3,819,307.21x = 5,270,523.29 × 2,100,422.41
  4. Step 4: Simplify right side
    3,819,307.21x = 11,070,325,214,941.09
  5. Step 5: Solve for x
    x = 11,070,325,214,941.09/3,819,307.21
  6. Step 6: Final answer
    x = 2,898,516.57

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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.