Finding the Fourth Proportional to 4,048,352.68, 5,586,721.86 and 2,212,823.08
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Solution
The fourth proportional to 4,048,352.68, 5,586,721.86 and 2,212,823.08 is: 3,053,693.21
Step by Step Solution
- Step 1: Write the proportion equation
4,048,352.68 : 5,586,721.86 = 2,212,823.08 : x - Step 2: Convert to fraction form
4,048,352.68/5,586,721.86 = 2,212,823.08/x - Step 3: Cross multiply
4,048,352.68x = 5,586,721.86 × 2,212,823.08 - Step 4: Simplify right side
4,048,352.68x = 12,362,427,073,348.53 - Step 5: Solve for x
x = 12,362,427,073,348.53/4,048,352.68 - Step 6: Final answer
x = 3,053,693.21
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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.