Finding the Fourth Proportional to 4,874,318.76, 6,726,790.96 and 2,940,537.84
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Solution
The fourth proportional to 4,874,318.76, 6,726,790.96 and 2,940,537.84 is: 4,058,081.62
Step by Step Solution
- Step 1: Write the proportion equation
4,874,318.76 : 6,726,790.96 = 2,940,537.84 : x - Step 2: Convert to fraction form
4,874,318.76/6,726,790.96 = 2,940,537.84/x - Step 3: Cross multiply
4,874,318.76x = 6,726,790.96 × 2,940,537.84 - Step 4: Simplify right side
4,874,318.76x = 19,780,383,359,649.93 - Step 5: Solve for x
x = 19,780,383,359,649.93/4,874,318.76 - Step 6: Final answer
x = 4,058,081.62
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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.