Home / 1,481,068.45-2,219,816.62-681,253.39

Finding the Fourth Proportional to 1,481,068.45, 2,219,816.62 and 681,253.39

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Solution

The fourth proportional to 1,481,068.45, 2,219,816.62 and 681,253.39 is: 1,021,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,068.45 : 2,219,816.62 = 681,253.39 : x
  2. Step 2: Convert to fraction form
    1,481,068.45/2,219,816.62 = 681,253.39/x
  3. Step 3: Cross multiply
    1,481,068.45x = 2,219,816.62 × 681,253.39
  4. Step 4: Simplify right side
    1,481,068.45x = 1,512,257,597,553.34
  5. Step 5: Solve for x
    x = 1,512,257,597,553.34/1,481,068.45
  6. Step 6: Final answer
    x = 1,021,058.55

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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.