Finding the Fourth Proportional to 2,544,840.72, 3,511,904.88 and 1,383,292.08
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Solution
The fourth proportional to 2,544,840.72, 3,511,904.88 and 1,383,292.08 is: 1,908,956.49
Step by Step Solution
- Step 1: Write the proportion equation
2,544,840.72 : 3,511,904.88 = 1,383,292.08 : x - Step 2: Convert to fraction form
2,544,840.72/3,511,904.88 = 1,383,292.08/x - Step 3: Cross multiply
2,544,840.72x = 3,511,904.88 × 1,383,292.08 - Step 4: Simplify right side
2,544,840.72x = 4,857,990,206,217.35 - Step 5: Solve for x
x = 4,857,990,206,217.35/2,544,840.72 - Step 6: Final answer
x = 1,908,956.49
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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.