Finding the Fourth Proportional to 2,902,511.40, 4,353,767.10 and 1,467,620.70
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Solution
The fourth proportional to 2,902,511.40, 4,353,767.10 and 1,467,620.70 is: 2,201,431.05
Step by Step Solution
- Step 1: Write the proportion equation
2,902,511.40 : 4,353,767.10 = 1,467,620.70 : x - Step 2: Convert to fraction form
2,902,511.40/4,353,767.10 = 1,467,620.70/x - Step 3: Cross multiply
2,902,511.40x = 4,353,767.10 × 1,467,620.70 - Step 4: Simplify right side
2,902,511.40x = 6,389,678,718,938.97 - Step 5: Solve for x
x = 6,389,678,718,938.97/2,902,511.40 - Step 6: Final answer
x = 2,201,431.05
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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.