Home / 3,840,245.40-5,760,368.10-3,408,936.60

Finding the Fourth Proportional to 3,840,245.40, 5,760,368.10 and 3,408,936.60

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Solution

The fourth proportional to 3,840,245.40, 5,760,368.10 and 3,408,936.60 is: 5,113,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,245.40 : 5,760,368.10 = 3,408,936.60 : x
  2. Step 2: Convert to fraction form
    3,840,245.40/5,760,368.10 = 3,408,936.60/x
  3. Step 3: Cross multiply
    3,840,245.40x = 5,760,368.10 × 3,408,936.60
  4. Step 4: Simplify right side
    3,840,245.40x = 19,636,729,645,562.46
  5. Step 5: Solve for x
    x = 19,636,729,645,562.46/3,840,245.40
  6. Step 6: Final answer
    x = 5,113,404.90

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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.