Finding the Fourth Proportional to 4,598,213.05, 6,345,057.61 and 2,831,831.88
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Solution
The fourth proportional to 4,598,213.05, 6,345,057.61 and 2,831,831.88 is: 3,907,634.60
Step by Step Solution
- Step 1: Write the proportion equation
4,598,213.05 : 6,345,057.61 = 2,831,831.88 : x - Step 2: Convert to fraction form
4,598,213.05/6,345,057.61 = 2,831,831.88/x - Step 3: Cross multiply
4,598,213.05x = 6,345,057.61 × 2,831,831.88 - Step 4: Simplify right side
4,598,213.05x = 17,968,136,420,434.61 - Step 5: Solve for x
x = 17,968,136,420,434.61/4,598,213.05 - Step 6: Final answer
x = 3,907,634.60
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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.