Finding the Fourth Proportional to 1,761,862.06, 2,431,304.67 and 957,028.78
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Solution
The fourth proportional to 1,761,862.06, 2,431,304.67 and 957,028.78 is: 1,320,664.42
Step by Step Solution
- Step 1: Write the proportion equation
1,761,862.06 : 2,431,304.67 = 957,028.78 : x - Step 2: Convert to fraction form
1,761,862.06/2,431,304.67 = 957,028.78/x - Step 3: Cross multiply
1,761,862.06x = 2,431,304.67 × 957,028.78 - Step 4: Simplify right side
1,761,862.06x = 2,326,828,542,138.40 - Step 5: Solve for x
x = 2,326,828,542,138.40/1,761,862.06 - Step 6: Final answer
x = 1,320,664.42
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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.