Finding the Fourth Proportional to 2,246,724.70, 3,370,087.05 and 2,122,721.80
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Solution
The fourth proportional to 2,246,724.70, 3,370,087.05 and 2,122,721.80 is: 3,184,082.70
Step by Step Solution
- Step 1: Write the proportion equation
2,246,724.70 : 3,370,087.05 = 2,122,721.80 : x - Step 2: Convert to fraction form
2,246,724.70/3,370,087.05 = 2,122,721.80/x - Step 3: Cross multiply
2,246,724.70x = 3,370,087.05 × 2,122,721.80 - Step 4: Simplify right side
2,246,724.70x = 7,153,757,248,932.69 - Step 5: Solve for x
x = 7,153,757,248,932.69/2,246,724.70 - Step 6: Final answer
x = 3,184,082.70
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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.