Finding the Fourth Proportional to 6,560,464.16, 9,840,637.68 and 2,072,740
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Solution
The fourth proportional to 6,560,464.16, 9,840,637.68 and 2,072,740 is: 3,109,091.50
Step by Step Solution
- Step 1: Write the proportion equation
6,560,464.16 : 9,840,637.68 = 2,072,740 : x - Step 2: Convert to fraction form
6,560,464.16/9,840,637.68 = 2,072,740/x - Step 3: Cross multiply
6,560,464.16x = 9,840,637.68 × 2,072,740 - Step 4: Simplify right side
6,560,464.16x = 20,397,083,344,843.20 - Step 5: Solve for x
x = 20,397,083,344,843.20/6,560,464.16 - Step 6: Final answer
x = 3,109,091.50
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1.5x scale
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.