Finding the Fourth Proportional to 4,552,439.52, 6,282,618.48 and 2,515,205.28
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Solution
The fourth proportional to 4,552,439.52, 6,282,618.48 and 2,515,205.28 is: 3,471,122.48
Step by Step Solution
- Step 1: Write the proportion equation
4,552,439.52 : 6,282,618.48 = 2,515,205.28 : x - Step 2: Convert to fraction form
4,552,439.52/6,282,618.48 = 2,515,205.28/x - Step 3: Cross multiply
4,552,439.52x = 6,282,618.48 × 2,515,205.28 - Step 4: Simplify right side
4,552,439.52x = 15,802,075,173,121.57 - Step 5: Solve for x
x = 15,802,075,173,121.57/4,552,439.52 - Step 6: Final answer
x = 3,471,122.48
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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.