Finding the Fourth Proportional to 1,199,516.72, 1,798,386.24 and 726,090.08
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Solution
The fourth proportional to 1,199,516.72, 1,798,386.24 and 726,090.08 is: 1,088,597.09
Step by Step Solution
- Step 1: Write the proportion equation
1,199,516.72 : 1,798,386.24 = 726,090.08 : x - Step 2: Convert to fraction form
1,199,516.72/1,798,386.24 = 726,090.08/x - Step 3: Cross multiply
1,199,516.72x = 1,798,386.24 × 726,090.08 - Step 4: Simplify right side
1,199,516.72x = 1,305,790,408,872.50 - Step 5: Solve for x
x = 1,305,790,408,872.50/1,199,516.72 - Step 6: Final answer
x = 1,088,597.09
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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.