Finding the Fourth Proportional to 4,423,077.54, 6,103,188.67 and 2,489,222.79
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Solution
The fourth proportional to 4,423,077.54, 6,103,188.67 and 2,489,222.79 is: 3,434,756.95
Step by Step Solution
- Step 1: Write the proportion equation
4,423,077.54 : 6,103,188.67 = 2,489,222.79 : x - Step 2: Convert to fraction form
4,423,077.54/6,103,188.67 = 2,489,222.79/x - Step 3: Cross multiply
4,423,077.54x = 6,103,188.67 × 2,489,222.79 - Step 4: Simplify right side
4,423,077.54x = 15,192,196,345,922.44 - Step 5: Solve for x
x = 15,192,196,345,922.44/4,423,077.54 - Step 6: Final answer
x = 3,434,756.95
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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.