Finding the Fourth Proportional to 1,995,457.68, 2,991,096.72 and 929,620.80
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Solution
The fourth proportional to 1,995,457.68, 2,991,096.72 and 929,620.80 is: 1,393,457.63
Step by Step Solution
- Step 1: Write the proportion equation
1,995,457.68 : 2,991,096.72 = 929,620.80 : x - Step 2: Convert to fraction form
1,995,457.68/2,991,096.72 = 929,620.80/x - Step 3: Cross multiply
1,995,457.68x = 2,991,096.72 × 929,620.80 - Step 4: Simplify right side
1,995,457.68x = 2,780,585,725,723.78 - Step 5: Solve for x
x = 2,780,585,725,723.78/1,995,457.68 - Step 6: Final answer
x = 1,393,457.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.