Finding the Fourth Proportional to 4,193,628.82, 5,787,177.68 and 2,382,792.82
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Solution
The fourth proportional to 4,193,628.82, 5,787,177.68 and 2,382,792.82 is: 3,288,236.99
Step by Step Solution
- Step 1: Write the proportion equation
4,193,628.82 : 5,787,177.68 = 2,382,792.82 : x - Step 2: Convert to fraction form
4,193,628.82/5,787,177.68 = 2,382,792.82/x - Step 3: Cross multiply
4,193,628.82x = 5,787,177.68 × 2,382,792.82 - Step 4: Simplify right side
4,193,628.82x = 13,789,645,423,968.26 - Step 5: Solve for x
x = 13,789,645,423,968.26/4,193,628.82 - Step 6: Final answer
x = 3,288,236.99
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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.