Finding the Fourth Proportional to 5,621,527.74, 7,757,733.44 and 3,043,208.50
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Solution
The fourth proportional to 5,621,527.74, 7,757,733.44 and 3,043,208.50 is: 4,199,641.35
Step by Step Solution
- Step 1: Write the proportion equation
5,621,527.74 : 7,757,733.44 = 3,043,208.50 : x - Step 2: Convert to fraction form
5,621,527.74/7,757,733.44 = 3,043,208.50/x - Step 3: Cross multiply
5,621,527.74x = 7,757,733.44 × 3,043,208.50 - Step 4: Simplify right side
5,621,527.74x = 23,608,400,345,342.24 - Step 5: Solve for x
x = 23,608,400,345,342.24/5,621,527.74 - Step 6: Final answer
x = 4,199,641.35
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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.