Finding the Fourth Proportional to 894,101.21, 1,233,892.11 and 512,201.80
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Solution
The fourth proportional to 894,101.21, 1,233,892.11 and 512,201.80 is: 706,857.07
Step by Step Solution
- Step 1: Write the proportion equation
894,101.21 : 1,233,892.11 = 512,201.80 : x - Step 2: Convert to fraction form
894,101.21/1,233,892.11 = 512,201.80/x - Step 3: Cross multiply
894,101.21x = 1,233,892.11 × 512,201.80 - Step 4: Simplify right side
894,101.21x = 632,001,763,210.92 - Step 5: Solve for x
x = 632,001,763,210.92/894,101.21 - Step 6: Final answer
x = 706,857.07
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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.