Finding the Fourth Proportional to 3,033,344.28, 4,185,992.64 and 1,656,688.62
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Solution
The fourth proportional to 3,033,344.28, 4,185,992.64 and 1,656,688.62 is: 2,286,218.03
Step by Step Solution
- Step 1: Write the proportion equation
3,033,344.28 : 4,185,992.64 = 1,656,688.62 : x - Step 2: Convert to fraction form
3,033,344.28/4,185,992.64 = 1,656,688.62/x - Step 3: Cross multiply
3,033,344.28x = 4,185,992.64 × 1,656,688.62 - Step 4: Simplify right side
3,033,344.28x = 6,934,886,370,091.76 - Step 5: Solve for x
x = 6,934,886,370,091.76/3,033,344.28 - Step 6: Final answer
x = 2,286,218.03
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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.