Finding the Fourth Proportional to 4,416,661.64, 6,624,993.36 and 1,384,026.90
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Solution
The fourth proportional to 4,416,661.64, 6,624,993.36 and 1,384,026.90 is: 2,076,040.63
Step by Step Solution
- Step 1: Write the proportion equation
4,416,661.64 : 6,624,993.36 = 1,384,026.90 : x - Step 2: Convert to fraction form
4,416,661.64/6,624,993.36 = 1,384,026.90/x - Step 3: Cross multiply
4,416,661.64x = 6,624,993.36 × 1,384,026.90 - Step 4: Simplify right side
4,416,661.64x = 9,169,169,022,561.39 - Step 5: Solve for x
x = 9,169,169,022,561.39/4,416,661.64 - Step 6: Final answer
x = 2,076,040.63
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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.