Finding the Fourth Proportional to 1,588,694.40, 2,192,394.24 and 863,542.08
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Solution
The fourth proportional to 1,588,694.40, 2,192,394.24 and 863,542.08 is: 1,191,685.88
Step by Step Solution
- Step 1: Write the proportion equation
1,588,694.40 : 2,192,394.24 = 863,542.08 : x - Step 2: Convert to fraction form
1,588,694.40/2,192,394.24 = 863,542.08/x - Step 3: Cross multiply
1,588,694.40x = 2,192,394.24 × 863,542.08 - Step 4: Simplify right side
1,588,694.40x = 1,893,224,682,189.62 - Step 5: Solve for x
x = 1,893,224,682,189.62/1,588,694.40 - Step 6: Final answer
x = 1,191,685.88
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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.