Finding the Fourth Proportional to 1,311,458.96, 1,966,799.64 and 563,330
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Solution
The fourth proportional to 1,311,458.96, 1,966,799.64 and 563,330 is: 844,827.99
Step by Step Solution
- Step 1: Write the proportion equation
1,311,458.96 : 1,966,799.64 = 563,330 : x - Step 2: Convert to fraction form
1,311,458.96/1,966,799.64 = 563,330/x - Step 3: Cross multiply
1,311,458.96x = 1,966,799.64 × 563,330 - Step 4: Simplify right side
1,311,458.96x = 1,107,957,241,201.20 - Step 5: Solve for x
x = 1,107,957,241,201.20/1,311,458.96 - Step 6: Final answer
x = 844,827.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.