Finding the Fourth Proportional to 4,044,919.46, 5,581,955.68 and 2,209,378.92
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Solution
The fourth proportional to 4,044,919.46, 5,581,955.68 and 2,209,378.92 is: 3,048,924.79
Step by Step Solution
- Step 1: Write the proportion equation
4,044,919.46 : 5,581,955.68 = 2,209,378.92 : x - Step 2: Convert to fraction form
4,044,919.46/5,581,955.68 = 2,209,378.92/x - Step 3: Cross multiply
4,044,919.46x = 5,581,955.68 × 2,209,378.92 - Step 4: Simplify right side
4,044,919.46x = 12,332,655,197,738.24 - Step 5: Solve for x
x = 12,332,655,197,738.24/4,044,919.46 - Step 6: Final answer
x = 3,048,924.79
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1.5x scale
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.