Finding the Fourth Proportional to 4,686,540.18, 7,029,744.65 and 1,846,676.94
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Solution
The fourth proportional to 4,686,540.18, 7,029,744.65 and 1,846,676.94 is: 2,769,989.55
Step by Step Solution
- Step 1: Write the proportion equation
4,686,540.18 : 7,029,744.65 = 1,846,676.94 : x - Step 2: Convert to fraction form
4,686,540.18/7,029,744.65 = 1,846,676.94/x - Step 3: Cross multiply
4,686,540.18x = 7,029,744.65 × 1,846,676.94 - Step 4: Simplify right side
4,686,540.18x = 12,981,667,339,243.37 - Step 5: Solve for x
x = 12,981,667,339,243.37/4,686,540.18 - Step 6: Final answer
x = 2,769,989.55
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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.