Finding the Fourth Proportional to 4,197,979.42, 6,297,418.68 and 1,165,357.96
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Solution
The fourth proportional to 4,197,979.42, 6,297,418.68 and 1,165,357.96 is: 1,748,161.73
Step by Step Solution
- Step 1: Write the proportion equation
4,197,979.42 : 6,297,418.68 = 1,165,357.96 : x - Step 2: Convert to fraction form
4,197,979.42/6,297,418.68 = 1,165,357.96/x - Step 3: Cross multiply
4,197,979.42x = 6,297,418.68 × 1,165,357.96 - Step 4: Simplify right side
4,197,979.42x = 7,338,746,986,190.69 - Step 5: Solve for x
x = 7,338,746,986,190.69/4,197,979.42 - Step 6: Final answer
x = 1,748,161.73
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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.