Finding the Fourth Proportional to 2,873,809.66, 3,965,833.12 and 1,584,704.38
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Solution
The fourth proportional to 2,873,809.66, 3,965,833.12 and 1,584,704.38 is: 2,186,878.69
Step by Step Solution
- Step 1: Write the proportion equation
2,873,809.66 : 3,965,833.12 = 1,584,704.38 : x - Step 2: Convert to fraction form
2,873,809.66/3,965,833.12 = 1,584,704.38/x - Step 3: Cross multiply
2,873,809.66x = 3,965,833.12 × 1,584,704.38 - Step 4: Simplify right side
2,873,809.66x = 6,284,673,115,613.07 - Step 5: Solve for x
x = 6,284,673,115,613.07/2,873,809.66 - Step 6: Final answer
x = 2,186,878.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.