Finding the Fourth Proportional to 2,969,677.62, 4,098,157.74 and 1,611,550.62
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Solution
The fourth proportional to 2,969,677.62, 4,098,157.74 and 1,611,550.62 is: 2,223,941.28
Step by Step Solution
- Step 1: Write the proportion equation
2,969,677.62 : 4,098,157.74 = 1,611,550.62 : x - Step 2: Convert to fraction form
2,969,677.62/4,098,157.74 = 1,611,550.62/x - Step 3: Cross multiply
2,969,677.62x = 4,098,157.74 × 1,611,550.62 - Step 4: Simplify right side
2,969,677.62x = 6,604,388,646,754.80 - Step 5: Solve for x
x = 6,604,388,646,754.80/2,969,677.62 - Step 6: Final answer
x = 2,223,941.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.