Finding the Fourth Proportional to 5,880,815.28, 8,115,721.56 and 3,302,950.32
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Solution
The fourth proportional to 5,880,815.28, 8,115,721.56 and 3,302,950.32 is: 4,558,181.79
Step by Step Solution
- Step 1: Write the proportion equation
5,880,815.28 : 8,115,721.56 = 3,302,950.32 : x - Step 2: Convert to fraction form
5,880,815.28/8,115,721.56 = 3,302,950.32/x - Step 3: Cross multiply
5,880,815.28x = 8,115,721.56 × 3,302,950.32 - Step 4: Simplify right side
5,880,815.28x = 26,805,825,123,632.90 - Step 5: Solve for x
x = 26,805,825,123,632.90/5,880,815.28 - Step 6: Final answer
x = 4,558,181.79
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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.