Finding the Fourth Proportional to 4,136,452.40, 6,209,344.20 and 3,194,001.20
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Solution
The fourth proportional to 4,136,452.40, 6,209,344.20 and 3,194,001.20 is: 4,794,604.39
Step by Step Solution
- Step 1: Write the proportion equation
4,136,452.40 : 6,209,344.20 = 3,194,001.20 : x - Step 2: Convert to fraction form
4,136,452.40/6,209,344.20 = 3,194,001.20/x - Step 3: Cross multiply
4,136,452.40x = 6,209,344.20 × 3,194,001.20 - Step 4: Simplify right side
4,136,452.40x = 19,832,652,826,013.04 - Step 5: Solve for x
x = 19,832,652,826,013.04/4,136,452.40 - Step 6: Final answer
x = 4,794,604.39
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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.