Home / 2,812,246.50-4,219,905.42-1,192,763.43

Finding the Fourth Proportional to 2,812,246.50, 4,219,905.42 and 1,192,763.43

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Solution

The fourth proportional to 2,812,246.50, 4,219,905.42 and 1,192,763.43 is: 1,789,796.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,246.50 : 4,219,905.42 = 1,192,763.43 : x
  2. Step 2: Convert to fraction form
    2,812,246.50/4,219,905.42 = 1,192,763.43/x
  3. Step 3: Cross multiply
    2,812,246.50x = 4,219,905.42 × 1,192,763.43
  4. Step 4: Simplify right side
    2,812,246.50x = 5,033,348,863,034.79
  5. Step 5: Solve for x
    x = 5,033,348,863,034.79/2,812,246.50
  6. Step 6: Final answer
    x = 1,789,796.47

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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.