Home / 3,268,812.80-4,894,118.40-1,667,916.80

Finding the Fourth Proportional to 3,268,812.80, 4,894,118.40 and 1,667,916.80

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Solution

The fourth proportional to 3,268,812.80, 4,894,118.40 and 1,667,916.80 is: 2,497,231.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,812.80 : 4,894,118.40 = 1,667,916.80 : x
  2. Step 2: Convert to fraction form
    3,268,812.80/4,894,118.40 = 1,667,916.80/x
  3. Step 3: Cross multiply
    3,268,812.80x = 4,894,118.40 × 1,667,916.80
  4. Step 4: Simplify right side
    3,268,812.80x = 8,162,982,300,549.12
  5. Step 5: Solve for x
    x = 8,162,982,300,549.12/3,268,812.80
  6. Step 6: Final answer
    x = 2,497,231.50

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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.