Finding the Fourth Proportional to 3,396,719.50, 4,687,510.11 and 1,847,989.98
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Solution
The fourth proportional to 3,396,719.50, 4,687,510.11 and 1,847,989.98 is: 2,550,246.41
Step by Step Solution
- Step 1: Write the proportion equation
3,396,719.50 : 4,687,510.11 = 1,847,989.98 : x - Step 2: Convert to fraction form
3,396,719.50/4,687,510.11 = 1,847,989.98/x - Step 3: Cross multiply
3,396,719.50x = 4,687,510.11 × 1,847,989.98 - Step 4: Simplify right side
3,396,719.50x = 8,662,471,714,428.70 - Step 5: Solve for x
x = 8,662,471,714,428.70/3,396,719.50 - Step 6: Final answer
x = 2,550,246.41
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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.