Finding the Fourth Proportional to 1,198,410.42, 1,795,569.58 and 659,118.09
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Solution
The fourth proportional to 1,198,410.42, 1,795,569.58 and 659,118.09 is: 987,551.82
Step by Step Solution
- Step 1: Write the proportion equation
1,198,410.42 : 1,795,569.58 = 659,118.09 : x - Step 2: Convert to fraction form
1,198,410.42/1,795,569.58 = 659,118.09/x - Step 3: Cross multiply
1,198,410.42x = 1,795,569.58 × 659,118.09 - Step 4: Simplify right side
1,198,410.42x = 1,183,492,395,881.45 - Step 5: Solve for x
x = 1,183,492,395,881.45/1,198,410.42 - Step 6: Final answer
x = 987,551.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.