Finding the Fourth Proportional to 3,966,603.75, 5,951,589.21 and 2,167,385.58
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Solution
The fourth proportional to 3,966,603.75, 5,951,589.21 and 2,167,385.58 is: 3,251,998.29
Step by Step Solution
- Step 1: Write the proportion equation
3,966,603.75 : 5,951,589.21 = 2,167,385.58 : x - Step 2: Convert to fraction form
3,966,603.75/5,951,589.21 = 2,167,385.58/x - Step 3: Cross multiply
3,966,603.75x = 5,951,589.21 × 2,167,385.58 - Step 4: Simplify right side
3,966,603.75x = 12,899,388,631,837.59 - Step 5: Solve for x
x = 12,899,388,631,837.59/3,966,603.75 - Step 6: Final answer
x = 3,251,998.29
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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.