Finding the Fourth Proportional to 3,242,534.26, 4,474,715.12 and 1,772,445.02
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Solution
The fourth proportional to 3,242,534.26, 4,474,715.12 and 1,772,445.02 is: 2,445,983.88
Step by Step Solution
- Step 1: Write the proportion equation
3,242,534.26 : 4,474,715.12 = 1,772,445.02 : x - Step 2: Convert to fraction form
3,242,534.26/4,474,715.12 = 1,772,445.02/x - Step 3: Cross multiply
3,242,534.26x = 4,474,715.12 × 1,772,445.02 - Step 4: Simplify right side
3,242,534.26x = 7,931,186,530,362.70 - Step 5: Solve for x
x = 7,931,186,530,362.70/3,242,534.26 - Step 6: Final answer
x = 2,445,983.88
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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.