Finding the Fourth Proportional to 3,144,091.38, 4,717,134.03 and 1,122,290.52
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Solution
The fourth proportional to 3,144,091.38, 4,717,134.03 and 1,122,290.52 is: 1,683,791.66
Step by Step Solution
- Step 1: Write the proportion equation
3,144,091.38 : 4,717,134.03 = 1,122,290.52 : x - Step 2: Convert to fraction form
3,144,091.38/4,717,134.03 = 1,122,290.52/x - Step 3: Cross multiply
3,144,091.38x = 4,717,134.03 × 1,122,290.52 - Step 4: Simplify right side
3,144,091.38x = 5,293,994,825,336.24 - Step 5: Solve for x
x = 5,293,994,825,336.24/3,144,091.38 - Step 6: Final answer
x = 1,683,791.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.