Finding the Fourth Proportional to 1,153,241.12, 1,729,861.68 and 522,140.96
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Solution
The fourth proportional to 1,153,241.12, 1,729,861.68 and 522,140.96 is: 783,211.44
Step by Step Solution
- Step 1: Write the proportion equation
1,153,241.12 : 1,729,861.68 = 522,140.96 : x - Step 2: Convert to fraction form
1,153,241.12/1,729,861.68 = 522,140.96/x - Step 3: Cross multiply
1,153,241.12x = 1,729,861.68 × 522,140.96 - Step 4: Simplify right side
1,153,241.12x = 903,231,638,262.41 - Step 5: Solve for x
x = 903,231,638,262.41/1,153,241.12 - Step 6: Final answer
x = 783,211.44
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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.