Finding the Fourth Proportional to 3,951,853.26, 5,453,562.87 and 2,141,017.26
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Solution
The fourth proportional to 3,951,853.26, 5,453,562.87 and 2,141,017.26 is: 2,954,606.73
Step by Step Solution
- Step 1: Write the proportion equation
3,951,853.26 : 5,453,562.87 = 2,141,017.26 : x - Step 2: Convert to fraction form
3,951,853.26/5,453,562.87 = 2,141,017.26/x - Step 3: Cross multiply
3,951,853.26x = 5,453,562.87 × 2,141,017.26 - Step 4: Simplify right side
3,951,853.26x = 11,676,172,233,165.13 - Step 5: Solve for x
x = 11,676,172,233,165.13/3,951,853.26 - Step 6: Final answer
x = 2,954,606.73
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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.