Finding the Fourth Proportional to 5,207,244.99, 7,812,114.57 and 2,172,922.93
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Solution
The fourth proportional to 5,207,244.99, 7,812,114.57 and 2,172,922.93 is: 3,259,904.78
Step by Step Solution
- Step 1: Write the proportion equation
5,207,244.99 : 7,812,114.57 = 2,172,922.93 : x - Step 2: Convert to fraction form
5,207,244.99/7,812,114.57 = 2,172,922.93/x - Step 3: Cross multiply
5,207,244.99x = 7,812,114.57 × 2,172,922.93 - Step 4: Simplify right side
5,207,244.99x = 16,975,122,841,879.52 - Step 5: Solve for x
x = 16,975,122,841,879.52/5,207,244.99 - Step 6: Final answer
x = 3,259,904.78
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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.