Finding the Fourth Proportional to 914,310.70, 1,276,885.70 and 914,310.70
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Solution
The fourth proportional to 914,310.70, 1,276,885.70 and 914,310.70 is: 1,276,885.70
Step by Step Solution
- Step 1: Write the proportion equation
914,310.70 : 1,276,885.70 = 914,310.70 : x - Step 2: Convert to fraction form
914,310.70/1,276,885.70 = 914,310.70/x - Step 3: Cross multiply
914,310.70x = 1,276,885.70 × 914,310.70 - Step 4: Simplify right side
914,310.70x = 1,167,470,258,186.99 - Step 5: Solve for x
x = 1,167,470,258,186.99/914,310.70 - Step 6: Final answer
x = 1,276,885.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.