Finding the Fourth Proportional to 1,251,043.24, 1,875,853.90 and 492,473.92
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Solution
The fourth proportional to 1,251,043.24, 1,875,853.90 and 492,473.92 is: 738,431.01
Step by Step Solution
- Step 1: Write the proportion equation
1,251,043.24 : 1,875,853.90 = 492,473.92 : x - Step 2: Convert to fraction form
1,251,043.24/1,875,853.90 = 492,473.92/x - Step 3: Cross multiply
1,251,043.24x = 1,875,853.90 × 492,473.92 - Step 4: Simplify right side
1,251,043.24x = 923,809,123,480.29 - Step 5: Solve for x
x = 923,809,123,480.29/1,251,043.24 - Step 6: Final answer
x = 738,431.01
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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.