Finding the Fourth Proportional to 4,536,738.10, 6,805,107.15 and 4,190,317.30
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Solution
The fourth proportional to 4,536,738.10, 6,805,107.15 and 4,190,317.30 is: 6,285,475.95
Step by Step Solution
- Step 1: Write the proportion equation
4,536,738.10 : 6,805,107.15 = 4,190,317.30 : x - Step 2: Convert to fraction form
4,536,738.10/6,805,107.15 = 4,190,317.30/x - Step 3: Cross multiply
4,536,738.10x = 6,805,107.15 × 4,190,317.30 - Step 4: Simplify right side
4,536,738.10x = 28,515,558,218,998.70 - Step 5: Solve for x
x = 28,515,558,218,998.70/4,536,738.10 - Step 6: Final answer
x = 6,285,475.95
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Similar ratio
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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.