Finding the Fourth Proportional to 966,021.35, 1,332,191.42 and 704,138.63
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Solution
The fourth proportional to 966,021.35, 1,332,191.42 and 704,138.63 is: 971,042.14
Step by Step Solution
- Step 1: Write the proportion equation
966,021.35 : 1,332,191.42 = 704,138.63 : x - Step 2: Convert to fraction form
966,021.35/1,332,191.42 = 704,138.63/x - Step 3: Cross multiply
966,021.35x = 1,332,191.42 × 704,138.63 - Step 4: Simplify right side
966,021.35x = 938,047,431,194.90 - Step 5: Solve for x
x = 938,047,431,194.90/966,021.35 - Step 6: Final answer
x = 971,042.14
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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.