Finding the Fourth Proportional to 3,689,959.08, 5,092,269.96 and 2,141,104.08
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Solution
The fourth proportional to 3,689,959.08, 5,092,269.96 and 2,141,104.08 is: 2,954,796.99
Step by Step Solution
- Step 1: Write the proportion equation
3,689,959.08 : 5,092,269.96 = 2,141,104.08 : x - Step 2: Convert to fraction form
3,689,959.08/5,092,269.96 = 2,141,104.08/x - Step 3: Cross multiply
3,689,959.08x = 5,092,269.96 × 2,141,104.08 - Step 4: Simplify right side
3,689,959.08x = 10,903,079,987,817.44 - Step 5: Solve for x
x = 10,903,079,987,817.44/3,689,959.08 - Step 6: Final answer
x = 2,954,796.99
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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.