Finding the Fourth Proportional to 6,277,496.26, 9,416,331.86 and 1,789,772.26
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Solution
The fourth proportional to 6,277,496.26, 9,416,331.86 and 1,789,772.26 is: 2,684,683.33
Step by Step Solution
- Step 1: Write the proportion equation
6,277,496.26 : 9,416,331.86 = 1,789,772.26 : x - Step 2: Convert to fraction form
6,277,496.26/9,416,331.86 = 1,789,772.26/x - Step 3: Cross multiply
6,277,496.26x = 9,416,331.86 × 1,789,772.26 - Step 4: Simplify right side
6,277,496.26x = 16,853,089,553,982.20 - Step 5: Solve for x
x = 16,853,089,553,982.20/6,277,496.26 - Step 6: Final answer
x = 2,684,683.33
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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.