Finding the Fourth Proportional to 1,419,372.42, 2,129,088.54 and 508,614.24
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Solution
The fourth proportional to 1,419,372.42, 2,129,088.54 and 508,614.24 is: 762,932.08
Step by Step Solution
- Step 1: Write the proportion equation
1,419,372.42 : 2,129,088.54 = 508,614.24 : x - Step 2: Convert to fraction form
1,419,372.42/2,129,088.54 = 508,614.24/x - Step 3: Cross multiply
1,419,372.42x = 2,129,088.54 × 508,614.24 - Step 4: Simplify right side
1,419,372.42x = 1,082,884,747,580.07 - Step 5: Solve for x
x = 1,082,884,747,580.07/1,419,372.42 - Step 6: Final answer
x = 762,932.08
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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.