Finding the Fourth Proportional to 3,738,899.99, 5,606,103.56 and 1,461,712.16
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Solution
The fourth proportional to 3,738,899.99, 5,606,103.56 and 1,461,712.16 is: 2,191,690.01
Step by Step Solution
- Step 1: Write the proportion equation
3,738,899.99 : 5,606,103.56 = 1,461,712.16 : x - Step 2: Convert to fraction form
3,738,899.99/5,606,103.56 = 1,461,712.16/x - Step 3: Cross multiply
3,738,899.99x = 5,606,103.56 × 1,461,712.16 - Step 4: Simplify right side
3,738,899.99x = 8,194,509,750,577.99 - Step 5: Solve for x
x = 8,194,509,750,577.99/3,738,899.99 - Step 6: Final answer
x = 2,191,690.01
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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.