Finding the Fourth Proportional to 3,409,791.19, 5,114,725.66 and 1,166,104.15
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Solution
The fourth proportional to 3,409,791.19, 5,114,725.66 and 1,166,104.15 is: 1,749,169.52
Step by Step Solution
- Step 1: Write the proportion equation
3,409,791.19 : 5,114,725.66 = 1,166,104.15 : x - Step 2: Convert to fraction form
3,409,791.19/5,114,725.66 = 1,166,104.15/x - Step 3: Cross multiply
3,409,791.19x = 5,114,725.66 × 1,166,104.15 - Step 4: Simplify right side
3,409,791.19x = 5,964,302,806,908.31 - Step 5: Solve for x
x = 5,964,302,806,908.31/3,409,791.19 - Step 6: Final answer
x = 1,749,169.52
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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.