Finding the Fourth Proportional to 7,603,881.84, 11,406,524.10 and 2,486,338.05
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Solution
The fourth proportional to 7,603,881.84, 11,406,524.10 and 2,486,338.05 is: 3,729,736.40
Step by Step Solution
- Step 1: Write the proportion equation
7,603,881.84 : 11,406,524.10 = 2,486,338.05 : x - Step 2: Convert to fraction form
7,603,881.84/11,406,524.10 = 2,486,338.05/x - Step 3: Cross multiply
7,603,881.84x = 11,406,524.10 × 2,486,338.05 - Step 4: Simplify right side
7,603,881.84x = 28,360,474,888,072 - Step 5: Solve for x
x = 28,360,474,888,072/7,603,881.84 - Step 6: Final answer
x = 3,729,736.40
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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.