Home / 3,889,121.40-5,833,682.10-2,519,184.60

Finding the Fourth Proportional to 3,889,121.40, 5,833,682.10 and 2,519,184.60

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Solution

The fourth proportional to 3,889,121.40, 5,833,682.10 and 2,519,184.60 is: 3,778,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,121.40 : 5,833,682.10 = 2,519,184.60 : x
  2. Step 2: Convert to fraction form
    3,889,121.40/5,833,682.10 = 2,519,184.60/x
  3. Step 3: Cross multiply
    3,889,121.40x = 5,833,682.10 × 2,519,184.60
  4. Step 4: Simplify right side
    3,889,121.40x = 14,696,122,107,615.66
  5. Step 5: Solve for x
    x = 14,696,122,107,615.66/3,889,121.40
  6. Step 6: Final answer
    x = 3,778,776.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.