Finding the Fourth Proportional to 3,672,760.80, 5,503,762.80 and 3,293,680.80
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Solution
The fourth proportional to 3,672,760.80, 5,503,762.80 and 3,293,680.80 is: 4,935,697.93
Step by Step Solution
- Step 1: Write the proportion equation
3,672,760.80 : 5,503,762.80 = 3,293,680.80 : x - Step 2: Convert to fraction form
3,672,760.80/5,503,762.80 = 3,293,680.80/x - Step 3: Cross multiply
3,672,760.80x = 5,503,762.80 × 3,293,680.80 - Step 4: Simplify right side
3,672,760.80x = 18,127,637,862,114.24 - Step 5: Solve for x
x = 18,127,637,862,114.24/3,672,760.80 - Step 6: Final answer
x = 4,935,697.93
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1.5x scale
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.