Finding the Fourth Proportional to 1,588,694.82, 2,192,414.43 and 863,542.09
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Solution
The fourth proportional to 1,588,694.82, 2,192,414.43 and 863,542.09 is: 1,191,696.55
Step by Step Solution
- Step 1: Write the proportion equation
1,588,694.82 : 2,192,414.43 = 863,542.09 : x - Step 2: Convert to fraction form
1,588,694.82/2,192,414.43 = 863,542.09/x - Step 3: Cross multiply
1,588,694.82x = 2,192,414.43 × 863,542.09 - Step 4: Simplify right side
1,588,694.82x = 1,893,242,139,028.36 - Step 5: Solve for x
x = 1,893,242,139,028.36/1,588,694.82 - Step 6: Final answer
x = 1,191,696.55
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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.