Finding the Fourth Proportional to 3,608,716.84, 5,413,572.78 and 1,212,747.10
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Solution
The fourth proportional to 3,608,716.84, 5,413,572.78 and 1,212,747.10 is: 1,819,287.85
Step by Step Solution
- Step 1: Write the proportion equation
3,608,716.84 : 5,413,572.78 = 1,212,747.10 : x - Step 2: Convert to fraction form
3,608,716.84/5,413,572.78 = 1,212,747.10/x - Step 3: Cross multiply
3,608,716.84x = 5,413,572.78 × 1,212,747.10 - Step 4: Simplify right side
3,608,716.84x = 6,565,294,689,583.94 - Step 5: Solve for x
x = 6,565,294,689,583.94/3,608,716.84 - Step 6: Final answer
x = 1,819,287.85
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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.