Finding the Fourth Proportional to 3,908,915.36, 5,863,458.15 and 2,751,431.88
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Solution
The fourth proportional to 3,908,915.36, 5,863,458.15 and 2,751,431.88 is: 4,127,207.73
Step by Step Solution
- Step 1: Write the proportion equation
3,908,915.36 : 5,863,458.15 = 2,751,431.88 : x - Step 2: Convert to fraction form
3,908,915.36/5,863,458.15 = 2,751,431.88/x - Step 3: Cross multiply
3,908,915.36x = 5,863,458.15 × 2,751,431.88 - Step 4: Simplify right side
3,908,915.36x = 16,132,905,680,955.82 - Step 5: Solve for x
x = 16,132,905,680,955.82/3,908,915.36 - Step 6: Final answer
x = 4,127,207.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.