Finding the Fourth Proportional to 3,927,487.25, 5,891,171.58 and 1,766,986.68
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Solution
The fourth proportional to 3,927,487.25, 5,891,171.58 and 1,766,986.68 is: 2,650,453.35
Step by Step Solution
- Step 1: Write the proportion equation
3,927,487.25 : 5,891,171.58 = 1,766,986.68 : x - Step 2: Convert to fraction form
3,927,487.25/5,891,171.58 = 1,766,986.68/x - Step 3: Cross multiply
3,927,487.25x = 5,891,171.58 × 1,766,986.68 - Step 4: Simplify right side
3,927,487.25x = 10,409,621,718,080.75 - Step 5: Solve for x
x = 10,409,621,718,080.75/3,927,487.25 - Step 6: Final answer
x = 2,650,453.35
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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.