Finding the Fourth Proportional to 2,211,468.13, 3,052,767.56 and 1,486,736.13
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Solution
The fourth proportional to 2,211,468.13, 3,052,767.56 and 1,486,736.13 is: 2,052,328.84
Step by Step Solution
- Step 1: Write the proportion equation
2,211,468.13 : 3,052,767.56 = 1,486,736.13 : x - Step 2: Convert to fraction form
2,211,468.13/3,052,767.56 = 1,486,736.13/x - Step 3: Cross multiply
2,211,468.13x = 3,052,767.56 × 1,486,736.13 - Step 4: Simplify right side
2,211,468.13x = 4,538,659,827,943.94 - Step 5: Solve for x
x = 4,538,659,827,943.94/2,211,468.13 - Step 6: Final answer
x = 2,052,328.84
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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.