Finding the Fourth Proportional to 2,153,284.66, 3,226,880.17 and 1,194,162.18
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Solution
The fourth proportional to 2,153,284.66, 3,226,880.17 and 1,194,162.18 is: 1,789,553.57
Step by Step Solution
- Step 1: Write the proportion equation
2,153,284.66 : 3,226,880.17 = 1,194,162.18 : x - Step 2: Convert to fraction form
2,153,284.66/3,226,880.17 = 1,194,162.18/x - Step 3: Cross multiply
2,153,284.66x = 3,226,880.17 × 1,194,162.18 - Step 4: Simplify right side
2,153,284.66x = 3,853,418,258,405.97 - Step 5: Solve for x
x = 3,853,418,258,405.97/2,153,284.66 - Step 6: Final answer
x = 1,789,553.57
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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.