Finding the Fourth Proportional to 3,925,711.74, 5,889,508.72 and 1,901,589.98
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Solution
The fourth proportional to 3,925,711.74, 5,889,508.72 and 1,901,589.98 is: 2,852,840.84
Step by Step Solution
- Step 1: Write the proportion equation
3,925,711.74 : 5,889,508.72 = 1,901,589.98 : x - Step 2: Convert to fraction form
3,925,711.74/5,889,508.72 = 1,901,589.98/x - Step 3: Cross multiply
3,925,711.74x = 5,889,508.72 × 1,901,589.98 - Step 4: Simplify right side
3,925,711.74x = 11,199,430,769,074.62 - Step 5: Solve for x
x = 11,199,430,769,074.62/3,925,711.74 - Step 6: Final answer
x = 2,852,840.84
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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.