Finding the Fourth Proportional to 2,855,315.70, 4,274,558.73 and 2,501,021.70
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Solution
The fourth proportional to 2,855,315.70, 4,274,558.73 and 2,501,021.70 is: 3,744,161.86
Step by Step Solution
- Step 1: Write the proportion equation
2,855,315.70 : 4,274,558.73 = 2,501,021.70 : x - Step 2: Convert to fraction form
2,855,315.70/4,274,558.73 = 2,501,021.70/x - Step 3: Cross multiply
2,855,315.70x = 4,274,558.73 × 2,501,021.70 - Step 4: Simplify right side
2,855,315.70x = 10,690,764,141,654.44 - Step 5: Solve for x
x = 10,690,764,141,654.44/2,855,315.70 - Step 6: Final answer
x = 3,744,161.86
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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.