Finding the Fourth Proportional to 2,073,548.08, 2,861,862.64 and 1,647,083.12
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Solution
The fourth proportional to 2,073,548.08, 2,861,862.64 and 1,647,083.12 is: 2,273,265.66
Step by Step Solution
- Step 1: Write the proportion equation
2,073,548.08 : 2,861,862.64 = 1,647,083.12 : x - Step 2: Convert to fraction form
2,073,548.08/2,861,862.64 = 1,647,083.12/x - Step 3: Cross multiply
2,073,548.08x = 2,861,862.64 × 1,647,083.12 - Step 4: Simplify right side
2,073,548.08x = 4,713,725,646,102.64 - Step 5: Solve for x
x = 4,713,725,646,102.64/2,073,548.08 - Step 6: Final answer
x = 2,273,265.66
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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.