Finding the Fourth Proportional to 3,647,698.80, 5,471,859.24 and 952,381.68
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Solution
The fourth proportional to 3,647,698.80, 5,471,859.24 and 952,381.68 is: 1,428,653.73
Step by Step Solution
- Step 1: Write the proportion equation
3,647,698.80 : 5,471,859.24 = 952,381.68 : x - Step 2: Convert to fraction form
3,647,698.80/5,471,859.24 = 952,381.68/x - Step 3: Cross multiply
3,647,698.80x = 5,471,859.24 × 952,381.68 - Step 4: Simplify right side
3,647,698.80x = 5,211,298,495,714.72 - Step 5: Solve for x
x = 5,211,298,495,714.72/3,647,698.80 - Step 6: Final answer
x = 1,428,653.73
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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.