Finding the Fourth Proportional to 4,158,262.08, 6,239,578.80 and 2,951,625.60
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Solution
The fourth proportional to 4,158,262.08, 6,239,578.80 and 2,951,625.60 is: 4,428,989.84
Step by Step Solution
- Step 1: Write the proportion equation
4,158,262.08 : 6,239,578.80 = 2,951,625.60 : x - Step 2: Convert to fraction form
4,158,262.08/6,239,578.80 = 2,951,625.60/x - Step 3: Cross multiply
4,158,262.08x = 6,239,578.80 × 2,951,625.60 - Step 4: Simplify right side
4,158,262.08x = 18,416,900,519,297.28 - Step 5: Solve for x
x = 18,416,900,519,297.28/4,158,262.08 - Step 6: Final answer
x = 4,428,989.84
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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.