Finding the Fourth Proportional to 1,649,811.31, 2,474,719.02 and 451,744.02
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Solution
The fourth proportional to 1,649,811.31, 2,474,719.02 and 451,744.02 is: 677,616.59
Step by Step Solution
- Step 1: Write the proportion equation
1,649,811.31 : 2,474,719.02 = 451,744.02 : x - Step 2: Convert to fraction form
1,649,811.31/2,474,719.02 = 451,744.02/x - Step 3: Cross multiply
1,649,811.31x = 2,474,719.02 × 451,744.02 - Step 4: Simplify right side
1,649,811.31x = 1,117,939,518,465.26 - Step 5: Solve for x
x = 1,117,939,518,465.26/1,649,811.31 - Step 6: Final answer
x = 677,616.59
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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.