Finding the Fourth Proportional to 2,165,745.68, 3,233,118.10 and 1,882,388.24
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Solution
The fourth proportional to 2,165,745.68, 3,233,118.10 and 1,882,388.24 is: 2,810,109.95
Step by Step Solution
- Step 1: Write the proportion equation
2,165,745.68 : 3,233,118.10 = 1,882,388.24 : x - Step 2: Convert to fraction form
2,165,745.68/3,233,118.10 = 1,882,388.24/x - Step 3: Cross multiply
2,165,745.68x = 3,233,118.10 × 1,882,388.24 - Step 4: Simplify right side
2,165,745.68x = 6,085,983,489,971.15 - Step 5: Solve for x
x = 6,085,983,489,971.15/2,165,745.68 - Step 6: Final answer
x = 2,810,109.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.