Finding the Fourth Proportional to 4,545,284.57, 6,267,406.61 and 3,715,769.14
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Solution
The fourth proportional to 4,545,284.57, 6,267,406.61 and 3,715,769.14 is: 5,123,603.53
Step by Step Solution
- Step 1: Write the proportion equation
4,545,284.57 : 6,267,406.61 = 3,715,769.14 : x - Step 2: Convert to fraction form
4,545,284.57/6,267,406.61 = 3,715,769.14/x - Step 3: Cross multiply
4,545,284.57x = 6,267,406.61 × 3,715,769.14 - Step 4: Simplify right side
4,545,284.57x = 23,288,236,062,890.92 - Step 5: Solve for x
x = 23,288,236,062,890.92/4,545,284.57 - Step 6: Final answer
x = 5,123,603.53
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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.