Finding the Fourth Proportional to 1,727,440.08, 2,573,431.20 and 1,649,717.20
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Solution
The fourth proportional to 1,727,440.08, 2,573,431.20 and 1,649,717.20 is: 2,457,644.56
Step by Step Solution
- Step 1: Write the proportion equation
1,727,440.08 : 2,573,431.20 = 1,649,717.20 : x - Step 2: Convert to fraction form
1,727,440.08/2,573,431.20 = 1,649,717.20/x - Step 3: Cross multiply
1,727,440.08x = 2,573,431.20 × 1,649,717.20 - Step 4: Simplify right side
1,727,440.08x = 4,245,433,713,656.64 - Step 5: Solve for x
x = 4,245,433,713,656.64/1,727,440.08 - Step 6: Final answer
x = 2,457,644.56
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.