Finding the Fourth Proportional to 1,904,658.46, 2,628,504.36 and 1,045,249.68
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Solution
The fourth proportional to 1,904,658.46, 2,628,504.36 and 1,045,249.68 is: 1,442,486.09
Step by Step Solution
- Step 1: Write the proportion equation
1,904,658.46 : 2,628,504.36 = 1,045,249.68 : x - Step 2: Convert to fraction form
1,904,658.46/2,628,504.36 = 1,045,249.68/x - Step 3: Cross multiply
1,904,658.46x = 2,628,504.36 × 1,045,249.68 - Step 4: Simplify right side
1,904,658.46x = 2,747,443,341,168.61 - Step 5: Solve for x
x = 2,747,443,341,168.61/1,904,658.46 - Step 6: Final answer
x = 1,442,486.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.