Finding the Fourth Proportional to 3,648,843.60, 5,474,156.28 and 2,571,457.68
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Solution
The fourth proportional to 3,648,843.60, 5,474,156.28 and 2,571,457.68 is: 3,857,814.35
Step by Step Solution
- Step 1: Write the proportion equation
3,648,843.60 : 5,474,156.28 = 2,571,457.68 : x - Step 2: Convert to fraction form
3,648,843.60/5,474,156.28 = 2,571,457.68/x - Step 3: Cross multiply
3,648,843.60x = 5,474,156.28 × 2,571,457.68 - Step 4: Simplify right side
3,648,843.60x = 14,076,561,207,726.23 - Step 5: Solve for x
x = 14,076,561,207,726.23/3,648,843.60 - Step 6: Final answer
x = 3,857,814.35
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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.