Finding the Fourth Proportional to 1,342,966.05, 1,853,232.73 and 731,103.14
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Solution
The fourth proportional to 1,342,966.05, 1,853,232.73 and 731,103.14 is: 1,008,889.44
Step by Step Solution
- Step 1: Write the proportion equation
1,342,966.05 : 1,853,232.73 = 731,103.14 : x - Step 2: Convert to fraction form
1,342,966.05/1,853,232.73 = 731,103.14/x - Step 3: Cross multiply
1,342,966.05x = 1,853,232.73 × 731,103.14 - Step 4: Simplify right side
1,342,966.05x = 1,354,904,270,859.10 - Step 5: Solve for x
x = 1,354,904,270,859.10/1,342,966.05 - Step 6: Final answer
x = 1,008,889.44
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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.