Finding the Fourth Proportional to 3,230,491.39, 4,842,804.14 and 1,611,755.32
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Solution
The fourth proportional to 3,230,491.39, 4,842,804.14 and 1,611,755.32 is: 2,416,169.68
Step by Step Solution
- Step 1: Write the proportion equation
3,230,491.39 : 4,842,804.14 = 1,611,755.32 : x - Step 2: Convert to fraction form
3,230,491.39/4,842,804.14 = 1,611,755.32/x - Step 3: Cross multiply
3,230,491.39x = 4,842,804.14 × 1,611,755.32 - Step 4: Simplify right side
3,230,491.39x = 7,805,415,336,363.03 - Step 5: Solve for x
x = 7,805,415,336,363.03/3,230,491.39 - Step 6: Final answer
x = 2,416,169.68
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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.