Home / 1,448,819.34-2,172,736.89-501,969.06

Finding the Fourth Proportional to 1,448,819.34, 2,172,736.89 and 501,969.06

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Solution

The fourth proportional to 1,448,819.34, 2,172,736.89 and 501,969.06 is: 752,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,819.34 : 2,172,736.89 = 501,969.06 : x
  2. Step 2: Convert to fraction form
    1,448,819.34/2,172,736.89 = 501,969.06/x
  3. Step 3: Cross multiply
    1,448,819.34x = 2,172,736.89 × 501,969.06
  4. Step 4: Simplify right side
    1,448,819.34x = 1,090,646,694,300.62
  5. Step 5: Solve for x
    x = 1,090,646,694,300.62/1,448,819.34
  6. Step 6: Final answer
    x = 752,783.09

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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.