Home / 1,008,375.09-1,512,795.92-447,453.33

Finding the Fourth Proportional to 1,008,375.09, 1,512,795.92 and 447,453.33

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Solution

The fourth proportional to 1,008,375.09, 1,512,795.92 and 447,453.33 is: 671,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,375.09 : 1,512,795.92 = 447,453.33 : x
  2. Step 2: Convert to fraction form
    1,008,375.09/1,512,795.92 = 447,453.33/x
  3. Step 3: Cross multiply
    1,008,375.09x = 1,512,795.92 × 447,453.33
  4. Step 4: Simplify right side
    1,008,375.09x = 676,905,569,777.15
  5. Step 5: Solve for x
    x = 676,905,569,777.15/1,008,375.09
  6. Step 6: Final answer
    x = 671,283.51

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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.