Finding the Fourth Proportional to 4,220,722, 5,824,601.48 and 2,286,981.08
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Solution
The fourth proportional to 4,220,722, 5,824,601.48 and 2,286,981.08 is: 3,156,036.66
Step by Step Solution
- Step 1: Write the proportion equation
4,220,722 : 5,824,601.48 = 2,286,981.08 : x - Step 2: Convert to fraction form
4,220,722/5,824,601.48 = 2,286,981.08/x - Step 3: Cross multiply
4,220,722x = 5,824,601.48 × 2,286,981.08 - Step 4: Simplify right side
4,220,722x = 13,320,753,383,300 - Step 5: Solve for x
x = 13,320,753,383,300/4,220,722 - Step 6: Final answer
x = 3,156,036.66
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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.