Finding the Fourth Proportional to 4,121,997.48, 5,688,447.66 and 2,286,396
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Solution
The fourth proportional to 4,121,997.48, 5,688,447.66 and 2,286,396 is: 3,155,277.03
Step by Step Solution
- Step 1: Write the proportion equation
4,121,997.48 : 5,688,447.66 = 2,286,396 : x - Step 2: Convert to fraction form
4,121,997.48/5,688,447.66 = 2,286,396/x - Step 3: Cross multiply
4,121,997.48x = 5,688,447.66 × 2,286,396 - Step 4: Simplify right side
4,121,997.48x = 13,006,043,976,033.36 - Step 5: Solve for x
x = 13,006,043,976,033.36/4,121,997.48 - Step 6: Final answer
x = 3,155,277.03
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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.