Finding the Fourth Proportional to 3,173,159.00, 4,382,564.84 and 2,138,882.96
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Solution
The fourth proportional to 3,173,159.00, 4,382,564.84 and 2,138,882.96 is: 2,954,088.74
Step by Step Solution
- Step 1: Write the proportion equation
3,173,159.00 : 4,382,564.84 = 2,138,882.96 : x - Step 2: Convert to fraction form
3,173,159.00/4,382,564.84 = 2,138,882.96/x - Step 3: Cross multiply
3,173,159.00x = 4,382,564.84 × 2,138,882.96 - Step 4: Simplify right side
3,173,159.00x = 9,373,793,265,653.94 - Step 5: Solve for x
x = 9,373,793,265,653.94/3,173,159.00 - Step 6: Final answer
x = 2,954,088.74
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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.