Finding the Fourth Proportional to 4,232,300.64, 5,841,504.18 and 2,782,129.56
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Solution
The fourth proportional to 4,232,300.64, 5,841,504.18 and 2,782,129.56 is: 3,839,949.67
Step by Step Solution
- Step 1: Write the proportion equation
4,232,300.64 : 5,841,504.18 = 2,782,129.56 : x - Step 2: Convert to fraction form
4,232,300.64/5,841,504.18 = 2,782,129.56/x - Step 3: Cross multiply
4,232,300.64x = 5,841,504.18 × 2,782,129.56 - Step 4: Simplify right side
4,232,300.64x = 16,251,821,454,041.56 - Step 5: Solve for x
x = 16,251,821,454,041.56/4,232,300.64 - Step 6: Final answer
x = 3,839,949.67
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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.