Finding the Fourth Proportional to 2,149,480.41, 2,966,306.49 and 1,169,425.01
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Solution
The fourth proportional to 2,149,480.41, 2,966,306.49 and 1,169,425.01 is: 1,613,819.32
Step by Step Solution
- Step 1: Write the proportion equation
2,149,480.41 : 2,966,306.49 = 1,169,425.01 : x - Step 2: Convert to fraction form
2,149,480.41/2,966,306.49 = 1,169,425.01/x - Step 3: Cross multiply
2,149,480.41x = 2,966,306.49 × 1,169,425.01 - Step 4: Simplify right side
2,149,480.41x = 3,468,873,007,436.09 - Step 5: Solve for x
x = 3,468,873,007,436.09/2,149,480.41 - Step 6: Final answer
x = 1,613,819.32
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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.