Finding the Fourth Proportional to 1,794,258.40, 2,688,340.96 and 1,082,791.68
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Solution
The fourth proportional to 1,794,258.40, 2,688,340.96 and 1,082,791.68 is: 1,622,348.95
Step by Step Solution
- Step 1: Write the proportion equation
1,794,258.40 : 2,688,340.96 = 1,082,791.68 : x - Step 2: Convert to fraction form
1,794,258.40/2,688,340.96 = 1,082,791.68/x - Step 3: Cross multiply
1,794,258.40x = 2,688,340.96 × 1,082,791.68 - Step 4: Simplify right side
1,794,258.40x = 2,910,913,224,491.21 - Step 5: Solve for x
x = 2,910,913,224,491.21/1,794,258.40 - Step 6: Final answer
x = 1,622,348.95
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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.