Home / 3,438,273.60-5,146,912.80-2,682,446.40

Finding the Fourth Proportional to 3,438,273.60, 5,146,912.80 and 2,682,446.40

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Solution

The fourth proportional to 3,438,273.60, 5,146,912.80 and 2,682,446.40 is: 4,015,479.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,273.60 : 5,146,912.80 = 2,682,446.40 : x
  2. Step 2: Convert to fraction form
    3,438,273.60/5,146,912.80 = 2,682,446.40/x
  3. Step 3: Cross multiply
    3,438,273.60x = 5,146,912.80 × 2,682,446.40
  4. Step 4: Simplify right side
    3,438,273.60x = 13,806,317,711,473.92
  5. Step 5: Solve for x
    x = 13,806,317,711,473.92/3,438,273.60
  6. Step 6: Final answer
    x = 4,015,479.66

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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.