Finding the Fourth Proportional to 1,288,054.44, 1,777,519.08 and 715,096.08
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Solution
The fourth proportional to 1,288,054.44, 1,777,519.08 and 715,096.08 is: 986,834.78
Step by Step Solution
- Step 1: Write the proportion equation
1,288,054.44 : 1,777,519.08 = 715,096.08 : x - Step 2: Convert to fraction form
1,288,054.44/1,777,519.08 = 715,096.08/x - Step 3: Cross multiply
1,288,054.44x = 1,777,519.08 × 715,096.08 - Step 4: Simplify right side
1,288,054.44x = 1,271,096,926,233.21 - Step 5: Solve for x
x = 1,271,096,926,233.21/1,288,054.44 - Step 6: Final answer
x = 986,834.78
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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.