Finding the Fourth Proportional to 3,510,589.70, 5,257,027.20 and 2,802,001.70
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Solution
The fourth proportional to 3,510,589.70, 5,257,027.20 and 2,802,001.70 is: 4,195,932.99
Step by Step Solution
- Step 1: Write the proportion equation
3,510,589.70 : 5,257,027.20 = 2,802,001.70 : x - Step 2: Convert to fraction form
3,510,589.70/5,257,027.20 = 2,802,001.70/x - Step 3: Cross multiply
3,510,589.70x = 5,257,027.20 × 2,802,001.70 - Step 4: Simplify right side
3,510,589.70x = 14,730,199,151,346.24 - Step 5: Solve for x
x = 14,730,199,151,346.24/3,510,589.70 - Step 6: Final answer
x = 4,195,932.99
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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.