Finding the Fourth Proportional to 2,872,391.70, 4,309,219.35 and 850,793.70
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Solution
The fourth proportional to 2,872,391.70, 4,309,219.35 and 850,793.70 is: 1,276,377.69
Step by Step Solution
- Step 1: Write the proportion equation
2,872,391.70 : 4,309,219.35 = 850,793.70 : x - Step 2: Convert to fraction form
2,872,391.70/4,309,219.35 = 850,793.70/x - Step 3: Cross multiply
2,872,391.70x = 4,309,219.35 × 850,793.70 - Step 4: Simplify right side
2,872,391.70x = 3,666,256,674,898.09 - Step 5: Solve for x
x = 3,666,256,674,898.09/2,872,391.70 - Step 6: Final answer
x = 1,276,377.69
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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.