Finding the Fourth Proportional to 5,585,514.10, 8,379,461.55 and 3,190,506.10
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Solution
The fourth proportional to 5,585,514.10, 8,379,461.55 and 3,190,506.10 is: 4,786,439.12
Step by Step Solution
- Step 1: Write the proportion equation
5,585,514.10 : 8,379,461.55 = 3,190,506.10 : x - Step 2: Convert to fraction form
5,585,514.10/8,379,461.55 = 3,190,506.10/x - Step 3: Cross multiply
5,585,514.10x = 8,379,461.55 × 3,190,506.10 - Step 4: Simplify right side
5,585,514.10x = 26,734,723,189,990.46 - Step 5: Solve for x
x = 26,734,723,189,990.46/5,585,514.10 - Step 6: Final answer
x = 4,786,439.12
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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.