Finding the Fourth Proportional to 3,818,219.10, 5,269,163.19 and 2,248,419.42
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Solution
The fourth proportional to 3,818,219.10, 5,269,163.19 and 2,248,419.42 is: 3,102,831.07
Step by Step Solution
- Step 1: Write the proportion equation
3,818,219.10 : 5,269,163.19 = 2,248,419.42 : x - Step 2: Convert to fraction form
3,818,219.10/5,269,163.19 = 2,248,419.42/x - Step 3: Cross multiply
3,818,219.10x = 5,269,163.19 × 2,248,419.42 - Step 4: Simplify right side
3,818,219.10x = 11,847,288,843,545.15 - Step 5: Solve for x
x = 11,847,288,843,545.15/3,818,219.10 - Step 6: Final answer
x = 3,102,831.07
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1.5x scale
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.