Finding the Fourth Proportional to 1,273,125.27, 1,756,604.49 and 807,809.84
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Solution
The fourth proportional to 1,273,125.27, 1,756,604.49 and 807,809.84 is: 1,114,581.91
Step by Step Solution
- Step 1: Write the proportion equation
1,273,125.27 : 1,756,604.49 = 807,809.84 : x - Step 2: Convert to fraction form
1,273,125.27/1,756,604.49 = 807,809.84/x - Step 3: Cross multiply
1,273,125.27x = 1,756,604.49 × 807,809.84 - Step 4: Simplify right side
1,273,125.27x = 1,419,002,392,010.18 - Step 5: Solve for x
x = 1,419,002,392,010.18/1,273,125.27 - Step 6: Final answer
x = 1,114,581.91
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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.