Finding the Fourth Proportional to 5,511,778.52, 8,267,133.54 and 1,673,634.68
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Solution
The fourth proportional to 5,511,778.52, 8,267,133.54 and 1,673,634.68 is: 2,510,289.79
Step by Step Solution
- Step 1: Write the proportion equation
5,511,778.52 : 8,267,133.54 = 1,673,634.68 : x - Step 2: Convert to fraction form
5,511,778.52/8,267,133.54 = 1,673,634.68/x - Step 3: Cross multiply
5,511,778.52x = 8,267,133.54 × 1,673,634.68 - Step 4: Simplify right side
5,511,778.52x = 13,836,161,355,399.50 - Step 5: Solve for x
x = 13,836,161,355,399.50/5,511,778.52 - Step 6: Final answer
x = 2,510,289.79
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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.