Finding the Fourth Proportional to 3,805,512.78, 5,707,395.65 and 2,268,942.99
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Solution
The fourth proportional to 3,805,512.78, 5,707,395.65 and 2,268,942.99 is: 3,402,893.66
Step by Step Solution
- Step 1: Write the proportion equation
3,805,512.78 : 5,707,395.65 = 2,268,942.99 : x - Step 2: Convert to fraction form
3,805,512.78/5,707,395.65 = 2,268,942.99/x - Step 3: Cross multiply
3,805,512.78x = 5,707,395.65 × 2,268,942.99 - Step 4: Simplify right side
3,805,512.78x = 12,949,755,322,687.02 - Step 5: Solve for x
x = 12,949,755,322,687.02/3,805,512.78 - Step 6: Final answer
x = 3,402,893.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.