Finding the Fourth Proportional to 1,508,802.18, 2,082,105.49 and 829,738.68
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Solution
The fourth proportional to 1,508,802.18, 2,082,105.49 and 829,738.68 is: 1,145,016.55
Step by Step Solution
- Step 1: Write the proportion equation
1,508,802.18 : 2,082,105.49 = 829,738.68 : x - Step 2: Convert to fraction form
1,508,802.18/2,082,105.49 = 829,738.68/x - Step 3: Cross multiply
1,508,802.18x = 2,082,105.49 × 829,738.68 - Step 4: Simplify right side
1,508,802.18x = 1,727,603,460,893.35 - Step 5: Solve for x
x = 1,727,603,460,893.35/1,508,802.18 - Step 6: Final answer
x = 1,145,016.55
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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.