Finding the Fourth Proportional to 3,020,639.85, 4,529,554.97 and 1,100,214.09
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Solution
The fourth proportional to 3,020,639.85, 4,529,554.97 and 1,100,214.09 is: 1,649,809.46
Step by Step Solution
- Step 1: Write the proportion equation
3,020,639.85 : 4,529,554.97 = 1,100,214.09 : x - Step 2: Convert to fraction form
3,020,639.85/4,529,554.97 = 1,100,214.09/x - Step 3: Cross multiply
3,020,639.85x = 4,529,554.97 × 1,100,214.09 - Step 4: Simplify right side
3,020,639.85x = 4,983,480,193,922.46 - Step 5: Solve for x
x = 4,983,480,193,922.46/3,020,639.85 - Step 6: Final answer
x = 1,649,809.46
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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.