Finding the Fourth Proportional to 1,869,838.38, 2,802,542.58 and 858,107.88
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Solution
The fourth proportional to 1,869,838.38, 2,802,542.58 and 858,107.88 is: 1,286,145.31
Step by Step Solution
- Step 1: Write the proportion equation
1,869,838.38 : 2,802,542.58 = 858,107.88 : x - Step 2: Convert to fraction form
1,869,838.38/2,802,542.58 = 858,107.88/x - Step 3: Cross multiply
1,869,838.38x = 2,802,542.58 × 858,107.88 - Step 4: Simplify right side
1,869,838.38x = 2,404,883,871,933.53 - Step 5: Solve for x
x = 2,404,883,871,933.53/1,869,838.38 - Step 6: Final answer
x = 1,286,145.31
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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.