Home / 1,367,524.70-2,051,287.05-1,213,997.30

Finding the Fourth Proportional to 1,367,524.70, 2,051,287.05 and 1,213,997.30

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Solution

The fourth proportional to 1,367,524.70, 2,051,287.05 and 1,213,997.30 is: 1,820,995.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,524.70 : 2,051,287.05 = 1,213,997.30 : x
  2. Step 2: Convert to fraction form
    1,367,524.70/2,051,287.05 = 1,213,997.30/x
  3. Step 3: Cross multiply
    1,367,524.70x = 2,051,287.05 × 1,213,997.30
  4. Step 4: Simplify right side
    1,367,524.70x = 2,490,256,940,224.97
  5. Step 5: Solve for x
    x = 2,490,256,940,224.97/1,367,524.70
  6. Step 6: Final answer
    x = 1,820,995.95

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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.