Finding the Fourth Proportional to 1,402,144.38, 2,102,375.97 and 643,035.06
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Solution
The fourth proportional to 1,402,144.38, 2,102,375.97 and 643,035.06 is: 964,167.08
Step by Step Solution
- Step 1: Write the proportion equation
1,402,144.38 : 2,102,375.97 = 643,035.06 : x - Step 2: Convert to fraction form
1,402,144.38/2,102,375.97 = 643,035.06/x - Step 3: Cross multiply
1,402,144.38x = 2,102,375.97 × 643,035.06 - Step 4: Simplify right side
1,402,144.38x = 1,351,901,458,011.51 - Step 5: Solve for x
x = 1,351,901,458,011.51/1,402,144.38 - Step 6: Final answer
x = 964,167.08
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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.