Finding the Fourth Proportional to 1,274,535.68, 1,758,714.93 and 751,212.09
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Solution
The fourth proportional to 1,274,535.68, 1,758,714.93 and 751,212.09 is: 1,036,587.63
Step by Step Solution
- Step 1: Write the proportion equation
1,274,535.68 : 1,758,714.93 = 751,212.09 : x - Step 2: Convert to fraction form
1,274,535.68/1,758,714.93 = 751,212.09/x - Step 3: Cross multiply
1,274,535.68x = 1,758,714.93 × 751,212.09 - Step 4: Simplify right side
1,274,535.68x = 1,321,167,918,279.50 - Step 5: Solve for x
x = 1,321,167,918,279.50/1,274,535.68 - Step 6: Final answer
x = 1,036,587.63
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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.