Finding the Fourth Proportional to 1,295,939.66, 1,944,193.79 and 397,448.98
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Solution
The fourth proportional to 1,295,939.66, 1,944,193.79 and 397,448.98 is: 596,260.66
Step by Step Solution
- Step 1: Write the proportion equation
1,295,939.66 : 1,944,193.79 = 397,448.98 : x - Step 2: Convert to fraction form
1,295,939.66/1,944,193.79 = 397,448.98/x - Step 3: Cross multiply
1,295,939.66x = 1,944,193.79 × 397,448.98 - Step 4: Simplify right side
1,295,939.66x = 772,717,834,890.97 - Step 5: Solve for x
x = 772,717,834,890.97/1,295,939.66 - Step 6: Final answer
x = 596,260.66
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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.