Finding the Fourth Proportional to 3,791,811.35, 5,232,761.87 and 2,264,051.99
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Solution
The fourth proportional to 3,791,811.35, 5,232,761.87 and 2,264,051.99 is: 3,124,428.88
Step by Step Solution
- Step 1: Write the proportion equation
3,791,811.35 : 5,232,761.87 = 2,264,051.99 : x - Step 2: Convert to fraction form
3,791,811.35/5,232,761.87 = 2,264,051.99/x - Step 3: Cross multiply
3,791,811.35x = 5,232,761.87 × 2,264,051.99 - Step 4: Simplify right side
3,791,811.35x = 11,847,244,887,485.55 - Step 5: Solve for x
x = 11,847,244,887,485.55/3,791,811.35 - Step 6: Final answer
x = 3,124,428.88
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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.