Finding the Fourth Proportional to 1,077,025.97, 1,486,354.30 and 618,136.87
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Solution
The fourth proportional to 1,077,025.97, 1,486,354.30 and 618,136.87 is: 853,062.43
Step by Step Solution
- Step 1: Write the proportion equation
1,077,025.97 : 1,486,354.30 = 618,136.87 : x - Step 2: Convert to fraction form
1,077,025.97/1,486,354.30 = 618,136.87/x - Step 3: Cross multiply
1,077,025.97x = 1,486,354.30 × 618,136.87 - Step 4: Simplify right side
1,077,025.97x = 918,770,394,713.04 - Step 5: Solve for x
x = 918,770,394,713.04/1,077,025.97 - Step 6: Final answer
x = 853,062.43
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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.