Finding the Fourth Proportional to 3,017,919.26, 4,526,880.12 and 743,487.91
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Solution
The fourth proportional to 3,017,919.26, 4,526,880.12 and 743,487.91 is: 1,115,232.16
Step by Step Solution
- Step 1: Write the proportion equation
3,017,919.26 : 4,526,880.12 = 743,487.91 : x - Step 2: Convert to fraction form
3,017,919.26/4,526,880.12 = 743,487.91/x - Step 3: Cross multiply
3,017,919.26x = 4,526,880.12 × 743,487.91 - Step 4: Simplify right side
3,017,919.26x = 3,365,680,627,922.15 - Step 5: Solve for x
x = 3,365,680,627,922.15/3,017,919.26 - Step 6: Final answer
x = 1,115,232.16
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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.