Finding the Fourth Proportional to 4,157,551.20, 6,241,575.60 and 2,239,989.60
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Solution
The fourth proportional to 4,157,551.20, 6,241,575.60 and 2,239,989.60 is: 3,362,812.33
Step by Step Solution
- Step 1: Write the proportion equation
4,157,551.20 : 6,241,575.60 = 2,239,989.60 : x - Step 2: Convert to fraction form
4,157,551.20/6,241,575.60 = 2,239,989.60/x - Step 3: Cross multiply
4,157,551.20x = 6,241,575.60 × 2,239,989.60 - Step 4: Simplify right side
4,157,551.20x = 13,981,064,431,613.76 - Step 5: Solve for x
x = 13,981,064,431,613.76/4,157,551.20 - Step 6: Final answer
x = 3,362,812.33
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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.