Finding the Fourth Proportional to 1,274,202.48, 1,758,744.84 and 751,369.71
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Solution
The fourth proportional to 1,274,202.48, 1,758,744.84 and 751,369.71 is: 1,037,093.89
Step by Step Solution
- Step 1: Write the proportion equation
1,274,202.48 : 1,758,744.84 = 751,369.71 : x - Step 2: Convert to fraction form
1,274,202.48/1,758,744.84 = 751,369.71/x - Step 3: Cross multiply
1,274,202.48x = 1,758,744.84 × 751,369.71 - Step 4: Simplify right side
1,274,202.48x = 1,321,467,600,394.80 - Step 5: Solve for x
x = 1,321,467,600,394.80/1,274,202.48 - Step 6: Final answer
x = 1,037,093.89
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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.