Finding the Fourth Proportional to 2,211,451.39, 3,052,744.55 and 1,486,719.44
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Solution
The fourth proportional to 2,211,451.39, 3,052,744.55 and 1,486,719.44 is: 2,052,305.87
Step by Step Solution
- Step 1: Write the proportion equation
2,211,451.39 : 3,052,744.55 = 1,486,719.44 : x - Step 2: Convert to fraction form
2,211,451.39/3,052,744.55 = 1,486,719.44/x - Step 3: Cross multiply
2,211,451.39x = 3,052,744.55 × 1,486,719.44 - Step 4: Simplify right side
2,211,451.39x = 4,538,574,667,839.05 - Step 5: Solve for x
x = 4,538,574,667,839.05/2,211,451.39 - Step 6: Final answer
x = 2,052,305.87
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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.