Finding the Fourth Proportional to 2,486,643.96, 3,729,965.96 and 889,110.19
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Solution
The fourth proportional to 2,486,643.96, 3,729,965.96 and 889,110.19 is: 1,333,665.29
Step by Step Solution
- Step 1: Write the proportion equation
2,486,643.96 : 3,729,965.96 = 889,110.19 : x - Step 2: Convert to fraction form
2,486,643.96/3,729,965.96 = 889,110.19/x - Step 3: Cross multiply
2,486,643.96x = 3,729,965.96 × 889,110.19 - Step 4: Simplify right side
2,486,643.96x = 3,316,350,743,389.13 - Step 5: Solve for x
x = 3,316,350,743,389.13/2,486,643.96 - Step 6: Final answer
x = 1,333,665.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.