Home / 1,448,991.38-2,173,487.09-451,719.38

Finding the Fourth Proportional to 1,448,991.38, 2,173,487.09 and 451,719.38

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Solution

The fourth proportional to 1,448,991.38, 2,173,487.09 and 451,719.38 is: 677,579.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,991.38 : 2,173,487.09 = 451,719.38 : x
  2. Step 2: Convert to fraction form
    1,448,991.38/2,173,487.09 = 451,719.38/x
  3. Step 3: Cross multiply
    1,448,991.38x = 2,173,487.09 × 451,719.38
  4. Step 4: Simplify right side
    1,448,991.38x = 981,806,227,606.77
  5. Step 5: Solve for x
    x = 981,806,227,606.77/1,448,991.38
  6. Step 6: Final answer
    x = 677,579.07

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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.