Finding the Fourth Proportional to 4,415,504.90, 6,623,257.35 and 2,289,740.90
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Solution
The fourth proportional to 4,415,504.90, 6,623,257.35 and 2,289,740.90 is: 3,434,611.35
Step by Step Solution
- Step 1: Write the proportion equation
4,415,504.90 : 6,623,257.35 = 2,289,740.90 : x - Step 2: Convert to fraction form
4,415,504.90/6,623,257.35 = 2,289,740.90/x - Step 3: Cross multiply
4,415,504.90x = 6,623,257.35 × 2,289,740.90 - Step 4: Simplify right side
4,415,504.90x = 15,165,543,245,520.61 - Step 5: Solve for x
x = 15,165,543,245,520.61/4,415,504.90 - Step 6: Final answer
x = 3,434,611.35
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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.