Finding the Fourth Proportional to 4,076,039.12, 5,624,812.41 and 2,333,650.70
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Solution
The fourth proportional to 4,076,039.12, 5,624,812.41 and 2,333,650.70 is: 3,220,368.36
Step by Step Solution
- Step 1: Write the proportion equation
4,076,039.12 : 5,624,812.41 = 2,333,650.70 : x - Step 2: Convert to fraction form
4,076,039.12/5,624,812.41 = 2,333,650.70/x - Step 3: Cross multiply
4,076,039.12x = 5,624,812.41 × 2,333,650.70 - Step 4: Simplify right side
4,076,039.12x = 13,126,347,417,965.19 - Step 5: Solve for x
x = 13,126,347,417,965.19/4,076,039.12 - Step 6: Final answer
x = 3,220,368.36
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1.5x scale
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.