Finding the Fourth Proportional to 1,159,241.80, 1,738,052.70 and 685,683.40
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Solution
The fourth proportional to 1,159,241.80, 1,738,052.70 and 685,683.40 is: 1,028,045.99
Step by Step Solution
- Step 1: Write the proportion equation
1,159,241.80 : 1,738,052.70 = 685,683.40 : x - Step 2: Convert to fraction form
1,159,241.80/1,738,052.70 = 685,683.40/x - Step 3: Cross multiply
1,159,241.80x = 1,738,052.70 × 685,683.40 - Step 4: Simplify right side
1,159,241.80x = 1,191,753,884,715.18 - Step 5: Solve for x
x = 1,191,753,884,715.18/1,159,241.80 - Step 6: Final answer
x = 1,028,045.99
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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.