Finding the Fourth Proportional to 4,183,261, 6,277,545.96 and 1,787,123.68
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Solution
The fourth proportional to 4,183,261, 6,277,545.96 and 1,787,123.68 is: 2,681,819.53
Step by Step Solution
- Step 1: Write the proportion equation
4,183,261 : 6,277,545.96 = 1,787,123.68 : x - Step 2: Convert to fraction form
4,183,261/6,277,545.96 = 1,787,123.68/x - Step 3: Cross multiply
4,183,261x = 6,277,545.96 × 1,787,123.68 - Step 4: Simplify right side
4,183,261x = 11,218,751,037,404.33 - Step 5: Solve for x
x = 11,218,751,037,404.33/4,183,261 - Step 6: Final answer
x = 2,681,819.53
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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.