Finding the Fourth Proportional to 4,794,704.16, 6,616,893.12 and 2,757,515.52
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Solution
The fourth proportional to 4,794,704.16, 6,616,893.12 and 2,757,515.52 is: 3,805,487.23
Step by Step Solution
- Step 1: Write the proportion equation
4,794,704.16 : 6,616,893.12 = 2,757,515.52 : x - Step 2: Convert to fraction form
4,794,704.16/6,616,893.12 = 2,757,515.52/x - Step 3: Cross multiply
4,794,704.16x = 6,616,893.12 × 2,757,515.52 - Step 4: Simplify right side
4,794,704.16x = 18,246,185,472,581.22 - Step 5: Solve for x
x = 18,246,185,472,581.22/4,794,704.16 - Step 6: Final answer
x = 3,805,487.23
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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.