Finding the Fourth Proportional to 1,658,449.28, 2,288,704.20 and 933,322.88
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Solution
The fourth proportional to 1,658,449.28, 2,288,704.20 and 933,322.88 is: 1,288,010.45
Step by Step Solution
- Step 1: Write the proportion equation
1,658,449.28 : 2,288,704.20 = 933,322.88 : x - Step 2: Convert to fraction form
1,658,449.28/2,288,704.20 = 933,322.88/x - Step 3: Cross multiply
1,658,449.28x = 2,288,704.20 × 933,322.88 - Step 4: Simplify right side
1,658,449.28x = 2,136,099,995,412.10 - Step 5: Solve for x
x = 2,136,099,995,412.10/1,658,449.28 - Step 6: Final answer
x = 1,288,010.45
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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.