Finding the Fourth Proportional to 3,381,478.85, 5,072,292.09 and 2,034,767.99
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Solution
The fourth proportional to 3,381,478.85, 5,072,292.09 and 2,034,767.99 is: 3,052,196.40
Step by Step Solution
- Step 1: Write the proportion equation
3,381,478.85 : 5,072,292.09 = 2,034,767.99 : x - Step 2: Convert to fraction form
3,381,478.85/5,072,292.09 = 2,034,767.99/x - Step 3: Cross multiply
3,381,478.85x = 5,072,292.09 × 2,034,767.99 - Step 4: Simplify right side
3,381,478.85x = 10,320,937,593,342.93 - Step 5: Solve for x
x = 10,320,937,593,342.93/3,381,478.85 - Step 6: Final answer
x = 3,052,196.40
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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.