Finding the Fourth Proportional to 3,865,293.99, 5,796,982.88 and 1,306,452.05
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Solution
The fourth proportional to 3,865,293.99, 5,796,982.88 and 1,306,452.05 is: 1,959,354.24
Step by Step Solution
- Step 1: Write the proportion equation
3,865,293.99 : 5,796,982.88 = 1,306,452.05 : x - Step 2: Convert to fraction form
3,865,293.99/5,796,982.88 = 1,306,452.05/x - Step 3: Cross multiply
3,865,293.99x = 5,796,982.88 × 1,306,452.05 - Step 4: Simplify right side
3,865,293.99x = 7,573,480,158,511.61 - Step 5: Solve for x
x = 7,573,480,158,511.61/3,865,293.99 - Step 6: Final answer
x = 1,959,354.24
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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.