Finding the Fourth Proportional to 4,847,441.13, 6,689,768.04 and 2,671,979.37
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Solution
The fourth proportional to 4,847,441.13, 6,689,768.04 and 2,671,979.37 is: 3,687,496.50
Step by Step Solution
- Step 1: Write the proportion equation
4,847,441.13 : 6,689,768.04 = 2,671,979.37 : x - Step 2: Convert to fraction form
4,847,441.13/6,689,768.04 = 2,671,979.37/x - Step 3: Cross multiply
4,847,441.13x = 6,689,768.04 × 2,671,979.37 - Step 4: Simplify right side
4,847,441.13x = 17,874,922,192,965.34 - Step 5: Solve for x
x = 17,874,922,192,965.34/4,847,441.13 - Step 6: Final answer
x = 3,687,496.50
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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.