Finding the Fourth Proportional to 4,089,963.62, 5,644,189.26 and 2,254,492.68
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Solution
The fourth proportional to 4,089,963.62, 5,644,189.26 and 2,254,492.68 is: 3,111,221.66
Step by Step Solution
- Step 1: Write the proportion equation
4,089,963.62 : 5,644,189.26 = 2,254,492.68 : x - Step 2: Convert to fraction form
4,089,963.62/5,644,189.26 = 2,254,492.68/x - Step 3: Cross multiply
4,089,963.62x = 5,644,189.26 × 2,254,492.68 - Step 4: Simplify right side
4,089,963.62x = 12,724,783,371,204.62 - Step 5: Solve for x
x = 12,724,783,371,204.62/4,089,963.62 - Step 6: Final answer
x = 3,111,221.66
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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.