Finding the Fourth Proportional to 4,076,649.04, 6,115,709.04 and 1,679,185.12
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Solution
The fourth proportional to 4,076,649.04, 6,115,709.04 and 1,679,185.12 is: 2,519,080.63
Step by Step Solution
- Step 1: Write the proportion equation
4,076,649.04 : 6,115,709.04 = 1,679,185.12 : x - Step 2: Convert to fraction form
4,076,649.04/6,115,709.04 = 1,679,185.12/x - Step 3: Cross multiply
4,076,649.04x = 6,115,709.04 × 1,679,185.12 - Step 4: Simplify right side
4,076,649.04x = 10,269,407,618,217.49 - Step 5: Solve for x
x = 10,269,407,618,217.49/4,076,649.04 - Step 6: Final answer
x = 2,519,080.63
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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.