Finding the Fourth Proportional to 1,641,568.36, 2,460,393.51 and 764,026.93
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Solution
The fourth proportional to 1,641,568.36, 2,460,393.51 and 764,026.93 is: 1,145,128.62
Step by Step Solution
- Step 1: Write the proportion equation
1,641,568.36 : 2,460,393.51 = 764,026.93 : x - Step 2: Convert to fraction form
1,641,568.36/2,460,393.51 = 764,026.93/x - Step 3: Cross multiply
1,641,568.36x = 2,460,393.51 × 764,026.93 - Step 4: Simplify right side
1,641,568.36x = 1,879,806,904,860.85 - Step 5: Solve for x
x = 1,879,806,904,860.85/1,641,568.36 - Step 6: Final answer
x = 1,145,128.62
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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.