Finding the Fourth Proportional to 1,736,674.32, 2,396,898.36 and 1,192,364.40
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Solution
The fourth proportional to 1,736,674.32, 2,396,898.36 and 1,192,364.40 is: 1,645,660.47
Step by Step Solution
- Step 1: Write the proportion equation
1,736,674.32 : 2,396,898.36 = 1,192,364.40 : x - Step 2: Convert to fraction form
1,736,674.32/2,396,898.36 = 1,192,364.40/x - Step 3: Cross multiply
1,736,674.32x = 2,396,898.36 × 1,192,364.40 - Step 4: Simplify right side
1,736,674.32x = 2,857,976,274,882.38 - Step 5: Solve for x
x = 2,857,976,274,882.38/1,736,674.32 - Step 6: Final answer
x = 1,645,660.47
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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.