Finding the Fourth Proportional to 4,193,567.84, 5,775,144.60 and 3,776,553.92
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Solution
The fourth proportional to 4,193,567.84, 5,775,144.60 and 3,776,553.92 is: 5,200,856.60
Step by Step Solution
- Step 1: Write the proportion equation
4,193,567.84 : 5,775,144.60 = 3,776,553.92 : x - Step 2: Convert to fraction form
4,193,567.84/5,775,144.60 = 3,776,553.92/x - Step 3: Cross multiply
4,193,567.84x = 5,775,144.60 × 3,776,553.92 - Step 4: Simplify right side
4,193,567.84x = 21,810,144,977,696.83 - Step 5: Solve for x
x = 21,810,144,977,696.83/4,193,567.84 - Step 6: Final answer
x = 5,200,856.60
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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.