Finding the Fourth Proportional to 2,085,331.40, 3,132,662.70 and 2,000,313.80
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Solution
The fourth proportional to 2,085,331.40, 3,132,662.70 and 2,000,313.80 is: 3,004,946.09
Step by Step Solution
- Step 1: Write the proportion equation
2,085,331.40 : 3,132,662.70 = 2,000,313.80 : x - Step 2: Convert to fraction form
2,085,331.40/3,132,662.70 = 2,000,313.80/x - Step 3: Cross multiply
2,085,331.40x = 3,132,662.70 × 2,000,313.80 - Step 4: Simplify right side
2,085,331.40x = 6,266,308,429,555.26 - Step 5: Solve for x
x = 6,266,308,429,555.26/2,085,331.40 - Step 6: Final answer
x = 3,004,946.09
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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.