Finding the Fourth Proportional to 5,397,496.68, 8,096,241.78 and 1,408,408.68
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Solution
The fourth proportional to 5,397,496.68, 8,096,241.78 and 1,408,408.68 is: 2,112,612.17
Step by Step Solution
- Step 1: Write the proportion equation
5,397,496.68 : 8,096,241.78 = 1,408,408.68 : x - Step 2: Convert to fraction form
5,397,496.68/8,096,241.78 = 1,408,408.68/x - Step 3: Cross multiply
5,397,496.68x = 8,096,241.78 × 1,408,408.68 - Step 4: Simplify right side
5,397,496.68x = 11,402,817,198,330.65 - Step 5: Solve for x
x = 11,402,817,198,330.65/5,397,496.68 - Step 6: Final answer
x = 2,112,612.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.