Finding the Fourth Proportional to 3,829,029.95, 5,284,172.06 and 2,110,261.19
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Solution
The fourth proportional to 3,829,029.95, 5,284,172.06 and 2,110,261.19 is: 2,912,221.46
Step by Step Solution
- Step 1: Write the proportion equation
3,829,029.95 : 5,284,172.06 = 2,110,261.19 : x - Step 2: Convert to fraction form
3,829,029.95/5,284,172.06 = 2,110,261.19/x - Step 3: Cross multiply
3,829,029.95x = 5,284,172.06 × 2,110,261.19 - Step 4: Simplify right side
3,829,029.95x = 11,150,983,198,355.14 - Step 5: Solve for x
x = 11,150,983,198,355.14/3,829,029.95 - Step 6: Final answer
x = 2,912,221.46
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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.