Finding the Fourth Proportional to 3,176,197.26, 4,763,103.45 and 1,153,941.54
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Solution
The fourth proportional to 3,176,197.26, 4,763,103.45 and 1,153,941.54 is: 1,730,479.09
Step by Step Solution
- Step 1: Write the proportion equation
3,176,197.26 : 4,763,103.45 = 1,153,941.54 : x - Step 2: Convert to fraction form
3,176,197.26/4,763,103.45 = 1,153,941.54/x - Step 3: Cross multiply
3,176,197.26x = 4,763,103.45 × 1,153,941.54 - Step 4: Simplify right side
3,176,197.26x = 5,496,342,930,272.31 - Step 5: Solve for x
x = 5,496,342,930,272.31/3,176,197.26 - Step 6: Final answer
x = 1,730,479.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.