Finding the Fourth Proportional to 3,193,938.68, 4,407,702.08 and 1,743,695.24
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Solution
The fourth proportional to 3,193,938.68, 4,407,702.08 and 1,743,695.24 is: 2,406,335.84
Step by Step Solution
- Step 1: Write the proportion equation
3,193,938.68 : 4,407,702.08 = 1,743,695.24 : x - Step 2: Convert to fraction form
3,193,938.68/4,407,702.08 = 1,743,695.24/x - Step 3: Cross multiply
3,193,938.68x = 4,407,702.08 × 1,743,695.24 - Step 4: Simplify right side
3,193,938.68x = 7,685,689,105,477.11 - Step 5: Solve for x
x = 7,685,689,105,477.11/3,193,938.68 - Step 6: Final answer
x = 2,406,335.84
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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.