Finding the Fourth Proportional to 2,477,434.60, 3,696,323.09 and 2,207,996.20
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Solution
The fourth proportional to 2,477,434.60, 3,696,323.09 and 2,207,996.20 is: 3,294,322.01
Step by Step Solution
- Step 1: Write the proportion equation
2,477,434.60 : 3,696,323.09 = 2,207,996.20 : x - Step 2: Convert to fraction form
2,477,434.60/3,696,323.09 = 2,207,996.20/x - Step 3: Cross multiply
2,477,434.60x = 3,696,323.09 × 2,207,996.20 - Step 4: Simplify right side
2,477,434.60x = 8,161,467,336,692.26 - Step 5: Solve for x
x = 8,161,467,336,692.26/2,477,434.60 - Step 6: Final answer
x = 3,294,322.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.