Finding the Fourth Proportional to 3,263,039.08, 4,503,409.12 and 1,973,888.68
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Solution
The fourth proportional to 3,263,039.08, 4,503,409.12 and 1,973,888.68 is: 2,724,217.54
Step by Step Solution
- Step 1: Write the proportion equation
3,263,039.08 : 4,503,409.12 = 1,973,888.68 : x - Step 2: Convert to fraction form
3,263,039.08/4,503,409.12 = 1,973,888.68/x - Step 3: Cross multiply
3,263,039.08x = 4,503,409.12 × 1,973,888.68 - Step 4: Simplify right side
3,263,039.08x = 8,889,228,283,376.76 - Step 5: Solve for x
x = 8,889,228,283,376.76/3,263,039.08 - Step 6: Final answer
x = 2,724,217.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.