Finding the Fourth Proportional to 4,003,381.48, 6,006,902.10 and 2,179,013.44
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Solution
The fourth proportional to 4,003,381.48, 6,006,902.10 and 2,179,013.44 is: 3,269,516.15
Step by Step Solution
- Step 1: Write the proportion equation
4,003,381.48 : 6,006,902.10 = 2,179,013.44 : x - Step 2: Convert to fraction form
4,003,381.48/6,006,902.10 = 2,179,013.44/x - Step 3: Cross multiply
4,003,381.48x = 6,006,902.10 × 2,179,013.44 - Step 4: Simplify right side
4,003,381.48x = 13,089,120,408,664.22 - Step 5: Solve for x
x = 13,089,120,408,664.22/4,003,381.48 - Step 6: Final answer
x = 3,269,516.15
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1.5x scale
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.