Finding the Fourth Proportional to 2,946,782.08, 4,419,735.12 and 816,644.08
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Solution
The fourth proportional to 2,946,782.08, 4,419,735.12 and 816,644.08 is: 1,224,844.74
Step by Step Solution
- Step 1: Write the proportion equation
2,946,782.08 : 4,419,735.12 = 816,644.08 : x - Step 2: Convert to fraction form
2,946,782.08/4,419,735.12 = 816,644.08/x - Step 3: Cross multiply
2,946,782.08x = 4,419,735.12 × 816,644.08 - Step 4: Simplify right side
2,946,782.08x = 3,609,350,520,916.09 - Step 5: Solve for x
x = 3,609,350,520,916.09/2,946,782.08 - Step 6: Final answer
x = 1,224,844.74
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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.