Finding the Fourth Proportional to 2,361,811.68, 3,259,745.10 and 1,479,170.07
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Solution
The fourth proportional to 2,361,811.68, 3,259,745.10 and 1,479,170.07 is: 2,041,533.38
Step by Step Solution
- Step 1: Write the proportion equation
2,361,811.68 : 3,259,745.10 = 1,479,170.07 : x - Step 2: Convert to fraction form
2,361,811.68/3,259,745.10 = 1,479,170.07/x - Step 3: Cross multiply
2,361,811.68x = 3,259,745.10 × 1,479,170.07 - Step 4: Simplify right side
2,361,811.68x = 4,821,717,387,749.16 - Step 5: Solve for x
x = 4,821,717,387,749.16/2,361,811.68 - Step 6: Final answer
x = 2,041,533.38
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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.