Finding the Fourth Proportional to 2,807,370.36, 3,869,621.04 and 2,194,440.12
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Solution
The fourth proportional to 2,807,370.36, 3,869,621.04 and 2,194,440.12 is: 3,024,770.72
Step by Step Solution
- Step 1: Write the proportion equation
2,807,370.36 : 3,869,621.04 = 2,194,440.12 : x - Step 2: Convert to fraction form
2,807,370.36/3,869,621.04 = 2,194,440.12/x - Step 3: Cross multiply
2,807,370.36x = 3,869,621.04 × 2,194,440.12 - Step 4: Simplify right side
2,807,370.36x = 8,491,651,659,372.13 - Step 5: Solve for x
x = 8,491,651,659,372.13/2,807,370.36 - Step 6: Final answer
x = 3,024,770.72
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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.