Finding the Fourth Proportional to 3,397,251.74, 5,095,877.58 and 1,238,438.75
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Solution
The fourth proportional to 3,397,251.74, 5,095,877.58 and 1,238,438.75 is: 1,857,658.11
Step by Step Solution
- Step 1: Write the proportion equation
3,397,251.74 : 5,095,877.58 = 1,238,438.75 : x - Step 2: Convert to fraction form
3,397,251.74/5,095,877.58 = 1,238,438.75/x - Step 3: Cross multiply
3,397,251.74x = 5,095,877.58 × 1,238,438.75 - Step 4: Simplify right side
3,397,251.74x = 6,310,932,234,848.84 - Step 5: Solve for x
x = 6,310,932,234,848.84/3,397,251.74 - Step 6: Final answer
x = 1,857,658.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.