Finding the Fourth Proportional to 1,451,503.05, 2,003,142.57 and 806,934
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Solution
The fourth proportional to 1,451,503.05, 2,003,142.57 and 806,934 is: 1,113,606.92
Step by Step Solution
- Step 1: Write the proportion equation
1,451,503.05 : 2,003,142.57 = 806,934 : x - Step 2: Convert to fraction form
1,451,503.05/2,003,142.57 = 806,934/x - Step 3: Cross multiply
1,451,503.05x = 2,003,142.57 × 806,934 - Step 4: Simplify right side
1,451,503.05x = 1,616,403,846,580.38 - Step 5: Solve for x
x = 1,616,403,846,580.38/1,451,503.05 - Step 6: Final answer
x = 1,113,606.92
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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.