Finding the Fourth Proportional to 4,033,928.70, 5,566,659.30 and 2,198,347.74
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Solution
The fourth proportional to 4,033,928.70, 5,566,659.30 and 2,198,347.74 is: 3,033,631.43
Step by Step Solution
- Step 1: Write the proportion equation
4,033,928.70 : 5,566,659.30 = 2,198,347.74 : x - Step 2: Convert to fraction form
4,033,928.70/5,566,659.30 = 2,198,347.74/x - Step 3: Cross multiply
4,033,928.70x = 5,566,659.30 × 2,198,347.74 - Step 4: Simplify right side
4,033,928.70x = 12,237,452,891,504.98 - Step 5: Solve for x
x = 12,237,452,891,504.98/4,033,928.70 - Step 6: Final answer
x = 3,033,631.43
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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.