Finding the Fourth Proportional to 1,143,233.26, 1,577,548.21 and 659,954.05
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Solution
The fourth proportional to 1,143,233.26, 1,577,548.21 and 659,954.05 is: 910,670.96
Step by Step Solution
- Step 1: Write the proportion equation
1,143,233.26 : 1,577,548.21 = 659,954.05 : x - Step 2: Convert to fraction form
1,143,233.26/1,577,548.21 = 659,954.05/x - Step 3: Cross multiply
1,143,233.26x = 1,577,548.21 × 659,954.05 - Step 4: Simplify right side
1,143,233.26x = 1,041,109,330,259.75 - Step 5: Solve for x
x = 1,041,109,330,259.75/1,143,233.26 - Step 6: Final answer
x = 910,670.96
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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.