Finding the Fourth Proportional to 2,565,639.02, 3,540,606.84 and 1,419,716.63
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Solution
The fourth proportional to 2,565,639.02, 3,540,606.84 and 1,419,716.63 is: 1,959,222.78
Step by Step Solution
- Step 1: Write the proportion equation
2,565,639.02 : 3,540,606.84 = 1,419,716.63 : x - Step 2: Convert to fraction form
2,565,639.02/3,540,606.84 = 1,419,716.63/x - Step 3: Cross multiply
2,565,639.02x = 3,540,606.84 × 1,419,716.63 - Step 4: Simplify right side
2,565,639.02x = 5,026,658,393,336.72 - Step 5: Solve for x
x = 5,026,658,393,336.72/2,565,639.02 - Step 6: Final answer
x = 1,959,222.78
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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.