Finding the Fourth Proportional to 4,044,928.75, 5,581,995.44 and 2,209,387.05
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Solution
The fourth proportional to 4,044,928.75, 5,581,995.44 and 2,209,387.05 is: 3,048,950.73
Step by Step Solution
- Step 1: Write the proportion equation
4,044,928.75 : 5,581,995.44 = 2,209,387.05 : x - Step 2: Convert to fraction form
4,044,928.75/5,581,995.44 = 2,209,387.05/x - Step 3: Cross multiply
4,044,928.75x = 5,581,995.44 × 2,209,387.05 - Step 4: Simplify right side
4,044,928.75x = 12,332,788,448,180.60 - Step 5: Solve for x
x = 12,332,788,448,180.60/4,044,928.75 - Step 6: Final answer
x = 3,048,950.73
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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.