Finding the Fourth Proportional to 941,114.68, 1,298,745.42 and 511,397.12
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Solution
The fourth proportional to 941,114.68, 1,298,745.42 and 511,397.12 is: 705,731.92
Step by Step Solution
- Step 1: Write the proportion equation
941,114.68 : 1,298,745.42 = 511,397.12 : x - Step 2: Convert to fraction form
941,114.68/1,298,745.42 = 511,397.12/x - Step 3: Cross multiply
941,114.68x = 1,298,745.42 × 511,397.12 - Step 4: Simplify right side
941,114.68x = 664,174,667,401.19 - Step 5: Solve for x
x = 664,174,667,401.19/941,114.68 - Step 6: Final answer
x = 705,731.92
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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.