Finding the Fourth Proportional to 2,323,805.20, 3,476,376.60 and 2,011,728.40
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Solution
The fourth proportional to 2,323,805.20, 3,476,376.60 and 2,011,728.40 is: 3,009,514.54
Step by Step Solution
- Step 1: Write the proportion equation
2,323,805.20 : 3,476,376.60 = 2,011,728.40 : x - Step 2: Convert to fraction form
2,323,805.20/3,476,376.60 = 2,011,728.40/x - Step 3: Cross multiply
2,323,805.20x = 3,476,376.60 × 2,011,728.40 - Step 4: Simplify right side
2,323,805.20x = 6,993,525,535,315.44 - Step 5: Solve for x
x = 6,993,525,535,315.44/2,323,805.20 - Step 6: Final answer
x = 3,009,514.54
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1.5x scale
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.