Finding the Fourth Proportional to 1,631,837.21, 2,446,233.95 and 551,598.15
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Solution
The fourth proportional to 1,631,837.21, 2,446,233.95 and 551,598.15 is: 826,882.80
Step by Step Solution
- Step 1: Write the proportion equation
1,631,837.21 : 2,446,233.95 = 551,598.15 : x - Step 2: Convert to fraction form
1,631,837.21/2,446,233.95 = 551,598.15/x - Step 3: Cross multiply
1,631,837.21x = 2,446,233.95 × 551,598.15 - Step 4: Simplify right side
1,631,837.21x = 1,349,338,121,287.19 - Step 5: Solve for x
x = 1,349,338,121,287.19/1,631,837.21 - Step 6: Final answer
x = 826,882.80
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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.