Finding the Fourth Proportional to 2,154,277.49, 3,228,668.78 and 1,143,883.49
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Solution
The fourth proportional to 2,154,277.49, 3,228,668.78 and 1,143,883.49 is: 1,714,366.38
Step by Step Solution
- Step 1: Write the proportion equation
2,154,277.49 : 3,228,668.78 = 1,143,883.49 : x - Step 2: Convert to fraction form
2,154,277.49/3,228,668.78 = 1,143,883.49/x - Step 3: Cross multiply
2,154,277.49x = 3,228,668.78 × 1,143,883.49 - Step 4: Simplify right side
2,154,277.49x = 3,693,220,890,257.68 - Step 5: Solve for x
x = 3,693,220,890,257.68/2,154,277.49 - Step 6: Final answer
x = 1,714,366.38
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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.