Finding the Fourth Proportional to 4,789,198.27, 6,606,138.16 and 3,412,982.96
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Solution
The fourth proportional to 4,789,198.27, 6,606,138.16 and 3,412,982.96 is: 4,707,810.30
Step by Step Solution
- Step 1: Write the proportion equation
4,789,198.27 : 6,606,138.16 = 3,412,982.96 : x - Step 2: Convert to fraction form
4,789,198.27/6,606,138.16 = 3,412,982.96/x - Step 3: Cross multiply
4,789,198.27x = 6,606,138.16 × 3,412,982.96 - Step 4: Simplify right side
4,789,198.27x = 22,546,636,921,390.15 - Step 5: Solve for x
x = 22,546,636,921,390.15/4,789,198.27 - Step 6: Final answer
x = 4,707,810.30
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.