Finding the Fourth Proportional to 1,545,979.12, 2,133,473.24 and 934,046.96
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Solution
The fourth proportional to 1,545,979.12, 2,133,473.24 and 934,046.96 is: 1,288,998.13
Step by Step Solution
- Step 1: Write the proportion equation
1,545,979.12 : 2,133,473.24 = 934,046.96 : x - Step 2: Convert to fraction form
1,545,979.12/2,133,473.24 = 934,046.96/x - Step 3: Cross multiply
1,545,979.12x = 2,133,473.24 × 934,046.96 - Step 4: Simplify right side
1,545,979.12x = 1,992,764,194,063.35 - Step 5: Solve for x
x = 1,992,764,194,063.35/1,545,979.12 - Step 6: Final answer
x = 1,288,998.13
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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.