Finding the Fourth Proportional to 3,407,578.08, 5,110,824.96 and 1,132,913.76
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Solution
The fourth proportional to 3,407,578.08, 5,110,824.96 and 1,132,913.76 is: 1,699,190.39
Step by Step Solution
- Step 1: Write the proportion equation
3,407,578.08 : 5,110,824.96 = 1,132,913.76 : x - Step 2: Convert to fraction form
3,407,578.08/5,110,824.96 = 1,132,913.76/x - Step 3: Cross multiply
3,407,578.08x = 5,110,824.96 × 1,132,913.76 - Step 4: Simplify right side
3,407,578.08x = 5,790,123,922,135.45 - Step 5: Solve for x
x = 5,790,123,922,135.45/3,407,578.08 - Step 6: Final answer
x = 1,699,190.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.