Finding the Fourth Proportional to 4,455,183.71, 6,685,586.84 and 1,896,394.70
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Solution
The fourth proportional to 4,455,183.71, 6,685,586.84 and 1,896,394.70 is: 2,845,788.69
Step by Step Solution
- Step 1: Write the proportion equation
4,455,183.71 : 6,685,586.84 = 1,896,394.70 : x - Step 2: Convert to fraction form
4,455,183.71/6,685,586.84 = 1,896,394.70/x - Step 3: Cross multiply
4,455,183.71x = 6,685,586.84 × 1,896,394.70 - Step 4: Simplify right side
4,455,183.71x = 12,678,511,421,078.80 - Step 5: Solve for x
x = 12,678,511,421,078.80/4,455,183.71 - Step 6: Final answer
x = 2,845,788.69
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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.