Finding the Fourth Proportional to 4,143,625.20, 6,204,940.20 and 3,303,817.20
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Solution
The fourth proportional to 4,143,625.20, 6,204,940.20 and 3,303,817.20 is: 4,947,355.80
Step by Step Solution
- Step 1: Write the proportion equation
4,143,625.20 : 6,204,940.20 = 3,303,817.20 : x - Step 2: Convert to fraction form
4,143,625.20/6,204,940.20 = 3,303,817.20/x - Step 3: Cross multiply
4,143,625.20x = 6,204,940.20 × 3,303,817.20 - Step 4: Simplify right side
4,143,625.20x = 20,499,988,157,731.44 - Step 5: Solve for x
x = 20,499,988,157,731.44/4,143,625.20 - Step 6: Final answer
x = 4,947,355.80
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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.