Finding the Fourth Proportional to 1,264,119.18, 1,744,057.09 and 719,869.04
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Solution
The fourth proportional to 1,264,119.18, 1,744,057.09 and 719,869.04 is: 993,175.90
Step by Step Solution
- Step 1: Write the proportion equation
1,264,119.18 : 1,744,057.09 = 719,869.04 : x - Step 2: Convert to fraction form
1,264,119.18/1,744,057.09 = 719,869.04/x - Step 3: Cross multiply
1,264,119.18x = 1,744,057.09 × 719,869.04 - Step 4: Simplify right side
1,264,119.18x = 1,255,492,703,083.49 - Step 5: Solve for x
x = 1,255,492,703,083.49/1,264,119.18 - Step 6: Final answer
x = 993,175.90
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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.