Finding the Fourth Proportional to 3,850,918.35, 5,768,072.91 and 3,624,546.21
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Solution
The fourth proportional to 3,850,918.35, 5,768,072.91 and 3,624,546.21 is: 5,429,002.88
Step by Step Solution
- Step 1: Write the proportion equation
3,850,918.35 : 5,768,072.91 = 3,624,546.21 : x - Step 2: Convert to fraction form
3,850,918.35/5,768,072.91 = 3,624,546.21/x - Step 3: Cross multiply
3,850,918.35x = 5,768,072.91 × 3,624,546.21 - Step 4: Simplify right side
3,850,918.35x = 20,906,646,804,944.17 - Step 5: Solve for x
x = 20,906,646,804,944.17/3,850,918.35 - Step 6: Final answer
x = 5,429,002.88
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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.