Finding the Fourth Proportional to 2,298,586.26, 3,172,049.02 and 1,332,277.05
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Solution
The fourth proportional to 2,298,586.26, 3,172,049.02 and 1,332,277.05 is: 1,838,542.32
Step by Step Solution
- Step 1: Write the proportion equation
2,298,586.26 : 3,172,049.02 = 1,332,277.05 : x - Step 2: Convert to fraction form
2,298,586.26/3,172,049.02 = 1,332,277.05/x - Step 3: Cross multiply
2,298,586.26x = 3,172,049.02 × 1,332,277.05 - Step 4: Simplify right side
2,298,586.26x = 4,226,048,110,820.99 - Step 5: Solve for x
x = 4,226,048,110,820.99/2,298,586.26 - Step 6: Final answer
x = 1,838,542.32
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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.