Finding the Fourth Proportional to 3,951,908.84, 5,453,633.13 and 2,141,072.84
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Solution
The fourth proportional to 3,951,908.84, 5,453,633.13 and 2,141,072.84 is: 2,954,679.94
Step by Step Solution
- Step 1: Write the proportion equation
3,951,908.84 : 5,453,633.13 = 2,141,072.84 : x - Step 2: Convert to fraction form
3,951,908.84/5,453,633.13 = 2,141,072.84/x - Step 3: Cross multiply
3,951,908.84x = 5,453,633.13 × 2,141,072.84 - Step 4: Simplify right side
3,951,908.84x = 11,676,625,773,967.19 - Step 5: Solve for x
x = 11,676,625,773,967.19/3,951,908.84 - Step 6: Final answer
x = 2,954,679.94
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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.