Finding the Fourth Proportional to 1,431,640.02, 2,147,348.34 and 832,218.84
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Solution
The fourth proportional to 1,431,640.02, 2,147,348.34 and 832,218.84 is: 1,248,263.33
Step by Step Solution
- Step 1: Write the proportion equation
1,431,640.02 : 2,147,348.34 = 832,218.84 : x - Step 2: Convert to fraction form
1,431,640.02/2,147,348.34 = 832,218.84/x - Step 3: Cross multiply
1,431,640.02x = 2,147,348.34 × 832,218.84 - Step 4: Simplify right side
1,431,640.02x = 1,787,063,744,590.73 - Step 5: Solve for x
x = 1,787,063,744,590.73/1,431,640.02 - Step 6: Final answer
x = 1,248,263.33
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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.