Finding the Fourth Proportional to 4,487,416.88, 6,192,610.80 and 2,450,211.80
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Solution
The fourth proportional to 4,487,416.88, 6,192,610.80 and 2,450,211.80 is: 3,381,278.91
Step by Step Solution
- Step 1: Write the proportion equation
4,487,416.88 : 6,192,610.80 = 2,450,211.80 : x - Step 2: Convert to fraction form
4,487,416.88/6,192,610.80 = 2,450,211.80/x - Step 3: Cross multiply
4,487,416.88x = 6,192,610.80 × 2,450,211.80 - Step 4: Simplify right side
4,487,416.88x = 15,173,208,054,967.44 - Step 5: Solve for x
x = 15,173,208,054,967.44/4,487,416.88 - Step 6: Final answer
x = 3,381,278.91
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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.