Home / 3,347,787.90-4,619,892.87-1,819,933.50

Finding the Fourth Proportional to 3,347,787.90, 4,619,892.87 and 1,819,933.50

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Solution

The fourth proportional to 3,347,787.90, 4,619,892.87 and 1,819,933.50 is: 2,511,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347,787.90 : 4,619,892.87 = 1,819,933.50 : x
  2. Step 2: Convert to fraction form
    3,347,787.90/4,619,892.87 = 1,819,933.50/x
  3. Step 3: Cross multiply
    3,347,787.90x = 4,619,892.87 × 1,819,933.50
  4. Step 4: Simplify right side
    3,347,787.90x = 8,407,897,800,524.15
  5. Step 5: Solve for x
    x = 8,407,897,800,524.15/3,347,787.90
  6. Step 6: Final answer
    x = 2,511,478.64

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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.