Finding the Fourth Proportional to 6,354,578.88, 8,769,285.95 and 3,453,985.38
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Solution
The fourth proportional to 6,354,578.88, 8,769,285.95 and 3,453,985.38 is: 4,766,481.94
Step by Step Solution
- Step 1: Write the proportion equation
6,354,578.88 : 8,769,285.95 = 3,453,985.38 : x - Step 2: Convert to fraction form
6,354,578.88/8,769,285.95 = 3,453,985.38/x - Step 3: Cross multiply
6,354,578.88x = 8,769,285.95 × 3,453,985.38 - Step 4: Simplify right side
6,354,578.88x = 30,288,985,464,339.41 - Step 5: Solve for x
x = 30,288,985,464,339.41/6,354,578.88 - Step 6: Final answer
x = 4,766,481.94
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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.