Finding the Fourth Proportional to 4,608,716.42, 6,358,254.81 and 2,886,839.30
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Solution
The fourth proportional to 4,608,716.42, 6,358,254.81 and 2,886,839.30 is: 3,982,727.12
Step by Step Solution
- Step 1: Write the proportion equation
4,608,716.42 : 6,358,254.81 = 2,886,839.30 : x - Step 2: Convert to fraction form
4,608,716.42/6,358,254.81 = 2,886,839.30/x - Step 3: Cross multiply
4,608,716.42x = 6,358,254.81 × 2,886,839.30 - Step 4: Simplify right side
4,608,716.42x = 18,355,259,864,922.03 - Step 5: Solve for x
x = 18,355,259,864,922.03/4,608,716.42 - Step 6: Final answer
x = 3,982,727.12
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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.