Finding the Fourth Proportional to 784,805.98, 1,175,611.17 and 719,414.62
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Solution
The fourth proportional to 784,805.98, 1,175,611.17 and 719,414.62 is: 1,077,657.26
Step by Step Solution
- Step 1: Write the proportion equation
784,805.98 : 1,175,611.17 = 719,414.62 : x - Step 2: Convert to fraction form
784,805.98/1,175,611.17 = 719,414.62/x - Step 3: Cross multiply
784,805.98x = 1,175,611.17 × 719,414.62 - Step 4: Simplify right side
784,805.98x = 845,751,863,133.31 - Step 5: Solve for x
x = 845,751,863,133.31/784,805.98 - Step 6: Final answer
x = 1,077,657.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.