Finding the Fourth Proportional to 1,934,451.41, 2,666,729.43 and 1,351,865.79
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Solution
The fourth proportional to 1,934,451.41, 2,666,729.43 and 1,351,865.79 is: 1,863,608.60
Step by Step Solution
- Step 1: Write the proportion equation
1,934,451.41 : 2,666,729.43 = 1,351,865.79 : x - Step 2: Convert to fraction form
1,934,451.41/2,666,729.43 = 1,351,865.79/x - Step 3: Cross multiply
1,934,451.41x = 2,666,729.43 × 1,351,865.79 - Step 4: Simplify right side
1,934,451.41x = 3,605,060,280,843.87 - Step 5: Solve for x
x = 3,605,060,280,843.87/1,934,451.41 - Step 6: Final answer
x = 1,863,608.60
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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.