Finding the Fourth Proportional to 4,062,989.68, 5,606,804.24 and 2,227,385.12
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Solution
The fourth proportional to 4,062,989.68, 5,606,804.24 and 2,227,385.12 is: 3,073,724.85
Step by Step Solution
- Step 1: Write the proportion equation
4,062,989.68 : 5,606,804.24 = 2,227,385.12 : x - Step 2: Convert to fraction form
4,062,989.68/5,606,804.24 = 2,227,385.12/x - Step 3: Cross multiply
4,062,989.68x = 5,606,804.24 × 2,227,385.12 - Step 4: Simplify right side
4,062,989.68x = 12,488,512,334,928.91 - Step 5: Solve for x
x = 12,488,512,334,928.91/4,062,989.68 - Step 6: Final answer
x = 3,073,724.85
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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.