Finding the Fourth Proportional to 2,174,245.40, 3,258,257.70 and 1,508,619.80
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Solution
The fourth proportional to 2,174,245.40, 3,258,257.70 and 1,508,619.80 is: 2,260,771.52
Step by Step Solution
- Step 1: Write the proportion equation
2,174,245.40 : 3,258,257.70 = 1,508,619.80 : x - Step 2: Convert to fraction form
2,174,245.40/3,258,257.70 = 1,508,619.80/x - Step 3: Cross multiply
2,174,245.40x = 3,258,257.70 × 1,508,619.80 - Step 4: Simplify right side
2,174,245.40x = 4,915,472,079,722.46 - Step 5: Solve for x
x = 4,915,472,079,722.46/2,174,245.40 - Step 6: Final answer
x = 2,260,771.52
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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.