Finding the Fourth Proportional to 3,289,381.74, 4,539,517.06 and 1,894,150.62
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Solution
The fourth proportional to 3,289,381.74, 4,539,517.06 and 1,894,150.62 is: 2,614,025.89
Step by Step Solution
- Step 1: Write the proportion equation
3,289,381.74 : 4,539,517.06 = 1,894,150.62 : x - Step 2: Convert to fraction form
3,289,381.74/4,539,517.06 = 1,894,150.62/x - Step 3: Cross multiply
3,289,381.74x = 4,539,517.06 × 1,894,150.62 - Step 4: Simplify right side
3,289,381.74x = 8,598,529,046,660.71 - Step 5: Solve for x
x = 8,598,529,046,660.71/3,289,381.74 - Step 6: Final answer
x = 2,614,025.89
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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.