Finding the Fourth Proportional to 4,091,442.53, 5,646,234.96 and 2,255,904.36
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Solution
The fourth proportional to 4,091,442.53, 5,646,234.96 and 2,255,904.36 is: 3,113,172.43
Step by Step Solution
- Step 1: Write the proportion equation
4,091,442.53 : 5,646,234.96 = 2,255,904.36 : x - Step 2: Convert to fraction form
4,091,442.53/5,646,234.96 = 2,255,904.36/x - Step 3: Cross multiply
4,091,442.53x = 5,646,234.96 × 2,255,904.36 - Step 4: Simplify right side
4,091,442.53x = 12,737,366,063,848.42 - Step 5: Solve for x
x = 12,737,366,063,848.42/4,091,442.53 - Step 6: Final answer
x = 3,113,172.43
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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.