Finding the Fourth Proportional to 5,540,939.60, 8,297,412.60 and 3,637,374.80
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Solution
The fourth proportional to 5,540,939.60, 8,297,412.60 and 3,637,374.80 is: 5,446,873.94
Step by Step Solution
- Step 1: Write the proportion equation
5,540,939.60 : 8,297,412.60 = 3,637,374.80 : x - Step 2: Convert to fraction form
5,540,939.60/8,297,412.60 = 3,637,374.80/x - Step 3: Cross multiply
5,540,939.60x = 8,297,412.60 × 3,637,374.80 - Step 4: Simplify right side
5,540,939.60x = 30,180,799,496,442.48 - Step 5: Solve for x
x = 30,180,799,496,442.48/5,540,939.60 - Step 6: Final answer
x = 5,446,873.94
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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.