Finding the Fourth Proportional to 2,800,905.90, 4,192,027.65 and 2,464,982.70
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Solution
The fourth proportional to 2,800,905.90, 4,192,027.65 and 2,464,982.70 is: 3,689,261.98
Step by Step Solution
- Step 1: Write the proportion equation
2,800,905.90 : 4,192,027.65 = 2,464,982.70 : x - Step 2: Convert to fraction form
2,800,905.90/4,192,027.65 = 2,464,982.70/x - Step 3: Cross multiply
2,800,905.90x = 4,192,027.65 × 2,464,982.70 - Step 4: Simplify right side
2,800,905.90x = 10,333,275,635,171.66 - Step 5: Solve for x
x = 10,333,275,635,171.66/2,800,905.90 - Step 6: Final answer
x = 3,689,261.98
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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.