Finding the Fourth Proportional to 3,511,515.22, 5,266,889.94 and 2,381,536.06
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Solution
The fourth proportional to 3,511,515.22, 5,266,889.94 and 2,381,536.06 is: 3,572,044.41
Step by Step Solution
- Step 1: Write the proportion equation
3,511,515.22 : 5,266,889.94 = 2,381,536.06 : x - Step 2: Convert to fraction form
3,511,515.22/5,266,889.94 = 2,381,536.06/x - Step 3: Cross multiply
3,511,515.22x = 5,266,889.94 × 2,381,536.06 - Step 4: Simplify right side
3,511,515.22x = 12,543,288,316,161.24 - Step 5: Solve for x
x = 12,543,288,316,161.24/3,511,515.22 - Step 6: Final answer
x = 3,572,044.41
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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.