Finding the Fourth Proportional to 2,374,052.39, 3,276,187.68 and 1,286,353.40
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Solution
The fourth proportional to 2,374,052.39, 3,276,187.68 and 1,286,353.40 is: 1,775,165.19
Step by Step Solution
- Step 1: Write the proportion equation
2,374,052.39 : 3,276,187.68 = 1,286,353.40 : x - Step 2: Convert to fraction form
2,374,052.39/3,276,187.68 = 1,286,353.40/x - Step 3: Cross multiply
2,374,052.39x = 3,276,187.68 × 1,286,353.40 - Step 4: Simplify right side
2,374,052.39x = 4,214,335,161,206.11 - Step 5: Solve for x
x = 4,214,335,161,206.11/2,374,052.39 - Step 6: Final answer
x = 1,775,165.19
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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.