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Finding the Fourth Proportional to 1,894,763.62, 2,837,052.46 and 1,443,334.02

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Solution

The fourth proportional to 1,894,763.62, 2,837,052.46 and 1,443,334.02 is: 2,161,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,763.62 : 2,837,052.46 = 1,443,334.02 : x
  2. Step 2: Convert to fraction form
    1,894,763.62/2,837,052.46 = 1,443,334.02/x
  3. Step 3: Cross multiply
    1,894,763.62x = 2,837,052.46 × 1,443,334.02
  4. Step 4: Simplify right side
    1,894,763.62x = 4,094,814,332,042.69
  5. Step 5: Solve for x
    x = 4,094,814,332,042.69/1,894,763.62
  6. Step 6: Final answer
    x = 2,161,121.47

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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.