Finding the Fourth Proportional to 5,684,754.96, 7,844,631.30 and 3,106,456.92
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Solution
The fourth proportional to 5,684,754.96, 7,844,631.30 and 3,106,456.92 is: 4,286,729.92
Step by Step Solution
- Step 1: Write the proportion equation
5,684,754.96 : 7,844,631.30 = 3,106,456.92 : x - Step 2: Convert to fraction form
5,684,754.96/7,844,631.30 = 3,106,456.92/x - Step 3: Cross multiply
5,684,754.96x = 7,844,631.30 × 3,106,456.92 - Step 4: Simplify right side
5,684,754.96x = 24,369,009,186,733.59 - Step 5: Solve for x
x = 24,369,009,186,733.59/5,684,754.96 - Step 6: Final answer
x = 4,286,729.92
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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.