Finding the Fourth Proportional to 4,228,780.68, 5,835,714.98 and 2,393,205.62
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Solution
The fourth proportional to 4,228,780.68, 5,835,714.98 and 2,393,205.62 is: 3,302,622.42
Step by Step Solution
- Step 1: Write the proportion equation
4,228,780.68 : 5,835,714.98 = 2,393,205.62 : x - Step 2: Convert to fraction form
4,228,780.68/5,835,714.98 = 2,393,205.62/x - Step 3: Cross multiply
4,228,780.68x = 5,835,714.98 × 2,393,205.62 - Step 4: Simplify right side
4,228,780.68x = 13,966,065,886,854.19 - Step 5: Solve for x
x = 13,966,065,886,854.19/4,228,780.68 - Step 6: Final answer
x = 3,302,622.42
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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.