Finding the Fourth Proportional to 1,727,441.08, 2,573,432.69 and 1,649,718.20
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Solution
The fourth proportional to 1,727,441.08, 2,573,432.69 and 1,649,718.20 is: 2,457,646.05
Step by Step Solution
- Step 1: Write the proportion equation
1,727,441.08 : 2,573,432.69 = 1,649,718.20 : x - Step 2: Convert to fraction form
1,727,441.08/2,573,432.69 = 1,649,718.20/x - Step 3: Cross multiply
1,727,441.08x = 2,573,432.69 × 1,649,718.20 - Step 4: Simplify right side
1,727,441.08x = 4,245,438,745,167.96 - Step 5: Solve for x
x = 4,245,438,745,167.96/1,727,441.08 - Step 6: Final answer
x = 2,457,646.05
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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.