Finding the Fourth Proportional to 3,472,203.14, 5,208,305.27 and 1,449,343.55
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Solution
The fourth proportional to 3,472,203.14, 5,208,305.27 and 1,449,343.55 is: 2,174,015.55
Step by Step Solution
- Step 1: Write the proportion equation
3,472,203.14 : 5,208,305.27 = 1,449,343.55 : x - Step 2: Convert to fraction form
3,472,203.14/5,208,305.27 = 1,449,343.55/x - Step 3: Cross multiply
3,472,203.14x = 5,208,305.27 × 1,449,343.55 - Step 4: Simplify right side
3,472,203.14x = 7,548,623,616,217.26 - Step 5: Solve for x
x = 7,548,623,616,217.26/3,472,203.14 - Step 6: Final answer
x = 2,174,015.55
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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.