Finding the Fourth Proportional to 4,044,922.41, 5,581,959.76 and 2,209,381.88
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Solution
The fourth proportional to 4,044,922.41, 5,581,959.76 and 2,209,381.88 is: 3,048,928.87
Step by Step Solution
- Step 1: Write the proportion equation
4,044,922.41 : 5,581,959.76 = 2,209,381.88 : x - Step 2: Convert to fraction form
4,044,922.41/5,581,959.76 = 2,209,381.88/x - Step 3: Cross multiply
4,044,922.41x = 5,581,959.76 × 2,209,381.88 - Step 4: Simplify right side
4,044,922.41x = 12,332,680,723,485.08 - Step 5: Solve for x
x = 12,332,680,723,485.08/4,044,922.41 - Step 6: Final answer
x = 3,048,928.87
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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.