Finding the Fourth Proportional to 3,509,840.32, 4,843,611.69 and 2,059,559.92
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Solution
The fourth proportional to 3,509,840.32, 4,843,611.69 and 2,059,559.92 is: 2,842,211.49
Step by Step Solution
- Step 1: Write the proportion equation
3,509,840.32 : 4,843,611.69 = 2,059,559.92 : x - Step 2: Convert to fraction form
3,509,840.32/4,843,611.69 = 2,059,559.92/x - Step 3: Cross multiply
3,509,840.32x = 4,843,611.69 × 2,059,559.92 - Step 4: Simplify right side
3,509,840.32x = 9,975,708,492,658.44 - Step 5: Solve for x
x = 9,975,708,492,658.44/3,509,840.32 - Step 6: Final answer
x = 2,842,211.49
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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.