Finding the Fourth Proportional to 1,079,176.29, 1,489,290.36 and 614,004.53
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Solution
The fourth proportional to 1,079,176.29, 1,489,290.36 and 614,004.53 is: 847,341.65
Step by Step Solution
- Step 1: Write the proportion equation
1,079,176.29 : 1,489,290.36 = 614,004.53 : x - Step 2: Convert to fraction form
1,079,176.29/1,489,290.36 = 614,004.53/x - Step 3: Cross multiply
1,079,176.29x = 1,489,290.36 × 614,004.53 - Step 4: Simplify right side
1,079,176.29x = 914,431,020,078.88 - Step 5: Solve for x
x = 914,431,020,078.88/1,079,176.29 - Step 6: Final answer
x = 847,341.65
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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.