Finding the Fourth Proportional to 1,512,361.44, 2,087,032.41 and 824,039.01
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Solution
The fourth proportional to 1,512,361.44, 2,087,032.41 and 824,039.01 is: 1,137,159.46
Step by Step Solution
- Step 1: Write the proportion equation
1,512,361.44 : 2,087,032.41 = 824,039.01 : x - Step 2: Convert to fraction form
1,512,361.44/2,087,032.41 = 824,039.01/x - Step 3: Cross multiply
1,512,361.44x = 2,087,032.41 × 824,039.01 - Step 4: Simplify right side
1,512,361.44x = 1,719,796,120,974.31 - Step 5: Solve for x
x = 1,719,796,120,974.31/1,512,361.44 - Step 6: Final answer
x = 1,137,159.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.