Finding the Fourth Proportional to 7,603,771.41, 11,406,358.32 and 2,486,227.54
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Solution
The fourth proportional to 7,603,771.41, 11,406,358.32 and 2,486,227.54 is: 3,729,570.59
Step by Step Solution
- Step 1: Write the proportion equation
7,603,771.41 : 11,406,358.32 = 2,486,227.54 : x - Step 2: Convert to fraction form
7,603,771.41/11,406,358.32 = 2,486,227.54/x - Step 3: Cross multiply
7,603,771.41x = 11,406,358.32 × 2,486,227.54 - Step 4: Simplify right side
7,603,771.41x = 28,358,802,202,376.89 - Step 5: Solve for x
x = 28,358,802,202,376.89/7,603,771.41 - Step 6: Final answer
x = 3,729,570.59
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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.