Finding the Fourth Proportional to 1,497,350.52, 2,066,344.56 and 818,286.96
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Solution
The fourth proportional to 1,497,350.52, 2,066,344.56 and 818,286.96 is: 1,129,236.47
Step by Step Solution
- Step 1: Write the proportion equation
1,497,350.52 : 2,066,344.56 = 818,286.96 : x - Step 2: Convert to fraction form
1,497,350.52/2,066,344.56 = 818,286.96/x - Step 3: Cross multiply
1,497,350.52x = 2,066,344.56 × 818,286.96 - Step 4: Simplify right side
1,497,350.52x = 1,690,862,808,314.94 - Step 5: Solve for x
x = 1,690,862,808,314.94/1,497,350.52 - Step 6: Final answer
x = 1,129,236.47
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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.