Finding the Fourth Proportional to 4,424,181.40, 6,636,269.22 and 2,529,593.56
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Solution
The fourth proportional to 4,424,181.40, 6,636,269.22 and 2,529,593.56 is: 3,794,388.69
Step by Step Solution
- Step 1: Write the proportion equation
4,424,181.40 : 6,636,269.22 = 2,529,593.56 : x - Step 2: Convert to fraction form
4,424,181.40/6,636,269.22 = 2,529,593.56/x - Step 3: Cross multiply
4,424,181.40x = 6,636,269.22 × 2,529,593.56 - Step 4: Simplify right side
4,424,181.40x = 16,787,063,881,338.22 - Step 5: Solve for x
x = 16,787,063,881,338.22/4,424,181.40 - Step 6: Final answer
x = 3,794,388.69
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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.