Finding the Fourth Proportional to 2,206,081.32, 3,044,723.68 and 1,347,137.08
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Solution
The fourth proportional to 2,206,081.32, 3,044,723.68 and 1,347,137.08 is: 1,859,251.57
Step by Step Solution
- Step 1: Write the proportion equation
2,206,081.32 : 3,044,723.68 = 1,347,137.08 : x - Step 2: Convert to fraction form
2,206,081.32/3,044,723.68 = 1,347,137.08/x - Step 3: Cross multiply
2,206,081.32x = 3,044,723.68 × 1,347,137.08 - Step 4: Simplify right side
2,206,081.32x = 4,101,660,167,682.06 - Step 5: Solve for x
x = 4,101,660,167,682.06/2,206,081.32 - Step 6: Final answer
x = 1,859,251.57
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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.