Finding the Fourth Proportional to 751,818.93, 1,127,553.87 and 448,297.84
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Solution
The fourth proportional to 751,818.93, 1,127,553.87 and 448,297.84 is: 672,342.69
Step by Step Solution
- Step 1: Write the proportion equation
751,818.93 : 1,127,553.87 = 448,297.84 : x - Step 2: Convert to fraction form
751,818.93/1,127,553.87 = 448,297.84/x - Step 3: Cross multiply
751,818.93x = 1,127,553.87 × 448,297.84 - Step 4: Simplify right side
751,818.93x = 505,479,964,973.53 - Step 5: Solve for x
x = 505,479,964,973.53/751,818.93 - Step 6: Final answer
x = 672,342.69
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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.