Finding the Fourth Proportional to 1,628,010.75, 2,246,654.84 and 902,969.49
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Solution
The fourth proportional to 1,628,010.75, 2,246,654.84 and 902,969.49 is: 1,246,097.90
Step by Step Solution
- Step 1: Write the proportion equation
1,628,010.75 : 2,246,654.84 = 902,969.49 : x - Step 2: Convert to fraction form
1,628,010.75/2,246,654.84 = 902,969.49/x - Step 3: Cross multiply
1,628,010.75x = 2,246,654.84 × 902,969.49 - Step 4: Simplify right side
1,628,010.75x = 2,028,660,770,565.98 - Step 5: Solve for x
x = 2,028,660,770,565.98/1,628,010.75 - Step 6: Final answer
x = 1,246,097.90
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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.