Finding the Fourth Proportional to 1,283,486.68, 1,770,655.50 and 773,905.96
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Solution
The fourth proportional to 1,283,486.68, 1,770,655.50 and 773,905.96 is: 1,067,654.90
Step by Step Solution
- Step 1: Write the proportion equation
1,283,486.68 : 1,770,655.50 = 773,905.96 : x - Step 2: Convert to fraction form
1,283,486.68/1,770,655.50 = 773,905.96/x - Step 3: Cross multiply
1,283,486.68x = 1,770,655.50 × 773,905.96 - Step 4: Simplify right side
1,283,486.68x = 1,370,320,844,556.78 - Step 5: Solve for x
x = 1,370,320,844,556.78/1,283,486.68 - Step 6: Final answer
x = 1,067,654.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.