Finding the Fourth Proportional to 1,059,136.67, 1,587,812.13 and 459,646.26
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Solution
The fourth proportional to 1,059,136.67, 1,587,812.13 and 459,646.26 is: 689,081.90
Step by Step Solution
- Step 1: Write the proportion equation
1,059,136.67 : 1,587,812.13 = 459,646.26 : x - Step 2: Convert to fraction form
1,059,136.67/1,587,812.13 = 459,646.26/x - Step 3: Cross multiply
1,059,136.67x = 1,587,812.13 × 459,646.26 - Step 4: Simplify right side
1,059,136.67x = 729,831,907,137.13 - Step 5: Solve for x
x = 729,831,907,137.13/1,059,136.67 - Step 6: Final answer
x = 689,081.90
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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.