Finding the Fourth Proportional to 894,105.46, 1,234,322.49 and 689,697.49
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Solution
The fourth proportional to 894,105.46, 1,234,322.49 and 689,697.49 is: 952,135.02
Step by Step Solution
- Step 1: Write the proportion equation
894,105.46 : 1,234,322.49 = 689,697.49 : x - Step 2: Convert to fraction form
894,105.46/1,234,322.49 = 689,697.49/x - Step 3: Cross multiply
894,105.46x = 1,234,322.49 × 689,697.49 - Step 4: Simplify right side
894,105.46x = 851,309,123,203.55 - Step 5: Solve for x
x = 851,309,123,203.55/894,105.46 - Step 6: Final answer
x = 952,135.02
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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.