Finding the Fourth Proportional to 3,103,575.57, 4,282,934.30 and 1,727,007.96
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Solution
The fourth proportional to 3,103,575.57, 4,282,934.30 and 1,727,007.96 is: 2,383,270.99
Step by Step Solution
- Step 1: Write the proportion equation
3,103,575.57 : 4,282,934.30 = 1,727,007.96 : x - Step 2: Convert to fraction form
3,103,575.57/4,282,934.30 = 1,727,007.96/x - Step 3: Cross multiply
3,103,575.57x = 4,282,934.30 × 1,727,007.96 - Step 4: Simplify right side
3,103,575.57x = 7,396,661,619,621.99 - Step 5: Solve for x
x = 7,396,661,619,621.99/3,103,575.57 - Step 6: Final answer
x = 2,383,270.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.