Finding the Fourth Proportional to 2,039,618.44, 3,059,425.50 and 971,420.68
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Solution
The fourth proportional to 2,039,618.44, 3,059,425.50 and 971,420.68 is: 1,457,129.99
Step by Step Solution
- Step 1: Write the proportion equation
2,039,618.44 : 3,059,425.50 = 971,420.68 : x - Step 2: Convert to fraction form
2,039,618.44/3,059,425.50 = 971,420.68/x - Step 3: Cross multiply
2,039,618.44x = 3,059,425.50 × 971,420.68 - Step 4: Simplify right side
2,039,618.44x = 2,971,989,199,619.34 - Step 5: Solve for x
x = 2,971,989,199,619.34/2,039,618.44 - Step 6: Final answer
x = 1,457,129.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.