Finding the Fourth Proportional to 1,568,397.54, 2,351,647.32 and 703,674.12
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Solution
The fourth proportional to 1,568,397.54, 2,351,647.32 and 703,674.12 is: 1,055,085.41
Step by Step Solution
- Step 1: Write the proportion equation
1,568,397.54 : 2,351,647.32 = 703,674.12 : x - Step 2: Convert to fraction form
1,568,397.54/2,351,647.32 = 703,674.12/x - Step 3: Cross multiply
1,568,397.54x = 2,351,647.32 × 703,674.12 - Step 4: Simplify right side
1,568,397.54x = 1,654,793,358,451.36 - Step 5: Solve for x
x = 1,654,793,358,451.36/1,568,397.54 - Step 6: Final answer
x = 1,055,085.41
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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.