Home / 3,818,692.64-5,269,615.44-2,099,885.60

Finding the Fourth Proportional to 3,818,692.64, 5,269,615.44 and 2,099,885.60

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Solution

The fourth proportional to 3,818,692.64, 5,269,615.44 and 2,099,885.60 is: 2,897,742.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,692.64 : 5,269,615.44 = 2,099,885.60 : x
  2. Step 2: Convert to fraction form
    3,818,692.64/5,269,615.44 = 2,099,885.60/x
  3. Step 3: Cross multiply
    3,818,692.64x = 5,269,615.44 × 2,099,885.60
  4. Step 4: Simplify right side
    3,818,692.64x = 11,065,589,579,993.67
  5. Step 5: Solve for x
    x = 11,065,589,579,993.67/3,818,692.64
  6. Step 6: Final answer
    x = 2,897,742.92

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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.