Finding the Fourth Proportional to 1,568,799.62, 2,352,889.58 and 431,268.31
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Solution
The fourth proportional to 1,568,799.62, 2,352,889.58 and 431,268.31 is: 646,817.29
Step by Step Solution
- Step 1: Write the proportion equation
1,568,799.62 : 2,352,889.58 = 431,268.31 : x - Step 2: Convert to fraction form
1,568,799.62/2,352,889.58 = 431,268.31/x - Step 3: Cross multiply
1,568,799.62x = 2,352,889.58 × 431,268.31 - Step 4: Simplify right side
1,568,799.62x = 1,014,726,712,783.21 - Step 5: Solve for x
x = 1,014,726,712,783.21/1,568,799.62 - Step 6: Final answer
x = 646,817.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.