Finding the Fourth Proportional to 1,365,821.74, 1,884,938.26 and 754,092.28
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Solution
The fourth proportional to 1,365,821.74, 1,884,938.26 and 754,092.28 is: 1,040,704.91
Step by Step Solution
- Step 1: Write the proportion equation
1,365,821.74 : 1,884,938.26 = 754,092.28 : x - Step 2: Convert to fraction form
1,365,821.74/1,884,938.26 = 754,092.28/x - Step 3: Cross multiply
1,365,821.74x = 1,884,938.26 × 754,092.28 - Step 4: Simplify right side
1,365,821.74x = 1,421,417,380,717.94 - Step 5: Solve for x
x = 1,421,417,380,717.94/1,365,821.74 - Step 6: Final answer
x = 1,040,704.91
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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.