Finding the Fourth Proportional to 4,303,293.43, 6,450,627.27 and 1,999,405.09
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Solution
The fourth proportional to 4,303,293.43, 6,450,627.27 and 1,999,405.09 is: 2,997,103.78
Step by Step Solution
- Step 1: Write the proportion equation
4,303,293.43 : 6,450,627.27 = 1,999,405.09 : x - Step 2: Convert to fraction form
4,303,293.43/6,450,627.27 = 1,999,405.09/x - Step 3: Cross multiply
4,303,293.43x = 6,450,627.27 × 1,999,405.09 - Step 4: Simplify right side
4,303,293.43x = 12,897,416,997,330.80 - Step 5: Solve for x
x = 12,897,416,997,330.80/4,303,293.43 - Step 6: Final answer
x = 2,997,103.78
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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.