Finding the Fourth Proportional to 2,022,469.08, 2,790,282.10 and 1,195,369.18
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Solution
The fourth proportional to 2,022,469.08, 2,790,282.10 and 1,195,369.18 is: 1,649,180.82
Step by Step Solution
- Step 1: Write the proportion equation
2,022,469.08 : 2,790,282.10 = 1,195,369.18 : x - Step 2: Convert to fraction form
2,022,469.08/2,790,282.10 = 1,195,369.18/x - Step 3: Cross multiply
2,022,469.08x = 2,790,282.10 × 1,195,369.18 - Step 4: Simplify right side
2,022,469.08x = 3,335,417,225,845.68 - Step 5: Solve for x
x = 3,335,417,225,845.68/2,022,469.08 - Step 6: Final answer
x = 1,649,180.82
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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.