Finding the Fourth Proportional to 1,370,485.33, 2,057,748.84 and 764,457.66
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Solution
The fourth proportional to 1,370,485.33, 2,057,748.84 and 764,457.66 is: 1,147,813.72
Step by Step Solution
- Step 1: Write the proportion equation
1,370,485.33 : 2,057,748.84 = 764,457.66 : x - Step 2: Convert to fraction form
1,370,485.33/2,057,748.84 = 764,457.66/x - Step 3: Cross multiply
1,370,485.33x = 2,057,748.84 × 764,457.66 - Step 4: Simplify right side
1,370,485.33x = 1,573,061,863,094.11 - Step 5: Solve for x
x = 1,573,061,863,094.11/1,370,485.33 - Step 6: Final answer
x = 1,147,813.72
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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.