Finding the Fourth Proportional to 5,828,562.14, 8,043,468.09 and 3,215,166.26
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Solution
The fourth proportional to 5,828,562.14, 8,043,468.09 and 3,215,166.26 is: 4,436,958.31
Step by Step Solution
- Step 1: Write the proportion equation
5,828,562.14 : 8,043,468.09 = 3,215,166.26 : x - Step 2: Convert to fraction form
5,828,562.14/8,043,468.09 = 3,215,166.26/x - Step 3: Cross multiply
5,828,562.14x = 8,043,468.09 × 3,215,166.26 - Step 4: Simplify right side
5,828,562.14x = 25,861,087,216,354.64 - Step 5: Solve for x
x = 25,861,087,216,354.64/5,828,562.14 - Step 6: Final answer
x = 4,436,958.31
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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.