Finding the Fourth Proportional to 5,979,611.97, 8,970,846.80 and 1,936,104.12
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Solution
The fourth proportional to 5,979,611.97, 8,970,846.80 and 1,936,104.12 is: 2,904,618.82
Step by Step Solution
- Step 1: Write the proportion equation
5,979,611.97 : 8,970,846.80 = 1,936,104.12 : x - Step 2: Convert to fraction form
5,979,611.97/8,970,846.80 = 1,936,104.12/x - Step 3: Cross multiply
5,979,611.97x = 8,970,846.80 × 1,936,104.12 - Step 4: Simplify right side
5,979,611.97x = 17,368,493,439,688.30 - Step 5: Solve for x
x = 17,368,493,439,688.30/5,979,611.97 - Step 6: Final answer
x = 2,904,618.82
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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.