Finding the Fourth Proportional to 5,609,330.77, 7,741,491.56 and 3,255,047.14
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Solution
The fourth proportional to 5,609,330.77, 7,741,491.56 and 3,255,047.14 is: 4,492,321.99
Step by Step Solution
- Step 1: Write the proportion equation
5,609,330.77 : 7,741,491.56 = 3,255,047.14 : x - Step 2: Convert to fraction form
5,609,330.77/7,741,491.56 = 3,255,047.14/x - Step 3: Cross multiply
5,609,330.77x = 7,741,491.56 × 3,255,047.14 - Step 4: Simplify right side
5,609,330.77x = 25,198,919,961,712.14 - Step 5: Solve for x
x = 25,198,919,961,712.14/5,609,330.77 - Step 6: Final answer
x = 4,492,321.99
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1.5x scale
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.