Finding the Fourth Proportional to 2,446,910.70, 3,670,366.05 and 2,057,187.30
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Solution
The fourth proportional to 2,446,910.70, 3,670,366.05 and 2,057,187.30 is: 3,085,780.95
Step by Step Solution
- Step 1: Write the proportion equation
2,446,910.70 : 3,670,366.05 = 2,057,187.30 : x - Step 2: Convert to fraction form
2,446,910.70/3,670,366.05 = 2,057,187.30/x - Step 3: Cross multiply
2,446,910.70x = 3,670,366.05 × 2,057,187.30 - Step 4: Simplify right side
2,446,910.70x = 7,550,630,424,411.17 - Step 5: Solve for x
x = 7,550,630,424,411.17/2,446,910.70 - Step 6: Final answer
x = 3,085,780.95
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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.