Finding the Fourth Proportional to 1,669,906.07, 2,304,474.75 and 905,959.63
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Solution
The fourth proportional to 1,669,906.07, 2,304,474.75 and 905,959.63 is: 1,250,226.66
Step by Step Solution
- Step 1: Write the proportion equation
1,669,906.07 : 2,304,474.75 = 905,959.63 : x - Step 2: Convert to fraction form
1,669,906.07/2,304,474.75 = 905,959.63/x - Step 3: Cross multiply
1,669,906.07x = 2,304,474.75 × 905,959.63 - Step 4: Simplify right side
1,669,906.07x = 2,087,761,087,324.54 - Step 5: Solve for x
x = 2,087,761,087,324.54/1,669,906.07 - Step 6: Final answer
x = 1,250,226.66
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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.