Finding the Fourth Proportional to 1,206,694.97, 1,665,058.57 and 690,366.85
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Solution
The fourth proportional to 1,206,694.97, 1,665,058.57 and 690,366.85 is: 952,602.99
Step by Step Solution
- Step 1: Write the proportion equation
1,206,694.97 : 1,665,058.57 = 690,366.85 : x - Step 2: Convert to fraction form
1,206,694.97/1,665,058.57 = 690,366.85/x - Step 3: Cross multiply
1,206,694.97x = 1,665,058.57 × 690,366.85 - Step 4: Simplify right side
1,206,694.97x = 1,149,501,234,147.84 - Step 5: Solve for x
x = 1,149,501,234,147.84/1,206,694.97 - Step 6: Final answer
x = 952,602.99
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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.