Finding the Fourth Proportional to 1,193,125.26, 1,646,513.12 and 656,581.26
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Solution
The fourth proportional to 1,193,125.26, 1,646,513.12 and 656,581.26 is: 906,082.28
Step by Step Solution
- Step 1: Write the proportion equation
1,193,125.26 : 1,646,513.12 = 656,581.26 : x - Step 2: Convert to fraction form
1,193,125.26/1,646,513.12 = 656,581.26/x - Step 3: Cross multiply
1,193,125.26x = 1,646,513.12 × 656,581.26 - Step 4: Simplify right side
1,193,125.26x = 1,081,069,658,936.13 - Step 5: Solve for x
x = 1,081,069,658,936.13/1,193,125.26 - Step 6: Final answer
x = 906,082.28
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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.