Finding the Fourth Proportional to 1,686,233.70, 2,327,057.91 and 922,287.26
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Solution
The fourth proportional to 1,686,233.70, 2,327,057.91 and 922,287.26 is: 1,272,786.73
Step by Step Solution
- Step 1: Write the proportion equation
1,686,233.70 : 2,327,057.91 = 922,287.26 : x - Step 2: Convert to fraction form
1,686,233.70/2,327,057.91 = 922,287.26/x - Step 3: Cross multiply
1,686,233.70x = 2,327,057.91 × 922,287.26 - Step 4: Simplify right side
1,686,233.70x = 2,146,215,869,492.87 - Step 5: Solve for x
x = 2,146,215,869,492.87/1,686,233.70 - Step 6: Final answer
x = 1,272,786.73
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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.