Finding the Fourth Proportional to 2,479,245.20, 3,719,904.60 and 796,864.40
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Solution
The fourth proportional to 2,479,245.20, 3,719,904.60 and 796,864.40 is: 1,195,629.84
Step by Step Solution
- Step 1: Write the proportion equation
2,479,245.20 : 3,719,904.60 = 796,864.40 : x - Step 2: Convert to fraction form
2,479,245.20/3,719,904.60 = 796,864.40/x - Step 3: Cross multiply
2,479,245.20x = 3,719,904.60 × 796,864.40 - Step 4: Simplify right side
2,479,245.20x = 2,964,259,547,136.24 - Step 5: Solve for x
x = 2,964,259,547,136.24/2,479,245.20 - Step 6: Final answer
x = 1,195,629.84
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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.