Finding the Fourth Proportional to 4,544,788.68, 6,271,939.53 and 2,507,729.40
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Solution
The fourth proportional to 4,544,788.68, 6,271,939.53 and 2,507,729.40 is: 3,460,738.94
Step by Step Solution
- Step 1: Write the proportion equation
4,544,788.68 : 6,271,939.53 = 2,507,729.40 : x - Step 2: Convert to fraction form
4,544,788.68/6,271,939.53 = 2,507,729.40/x - Step 3: Cross multiply
4,544,788.68x = 6,271,939.53 × 2,507,729.40 - Step 4: Simplify right side
4,544,788.68x = 15,728,327,154,403.18 - Step 5: Solve for x
x = 15,728,327,154,403.18/4,544,788.68 - Step 6: Final answer
x = 3,460,738.94
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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.