Finding the Fourth Proportional to 1,731,323.21, 2,597,115.35 and 516,803.92
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Solution
The fourth proportional to 1,731,323.21, 2,597,115.35 and 516,803.92 is: 775,244.85
Step by Step Solution
- Step 1: Write the proportion equation
1,731,323.21 : 2,597,115.35 = 516,803.92 : x - Step 2: Convert to fraction form
1,731,323.21/2,597,115.35 = 516,803.92/x - Step 3: Cross multiply
1,731,323.21x = 2,597,115.35 × 516,803.92 - Step 4: Simplify right side
1,731,323.21x = 1,342,199,395,675.78 - Step 5: Solve for x
x = 1,342,199,395,675.78/1,731,323.21 - Step 6: Final answer
x = 775,244.85
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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.