Finding the Fourth Proportional to 1,447,716.36, 1,997,850.96 and 803,136.56
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Solution
The fourth proportional to 1,447,716.36, 1,997,850.96 and 803,136.56 is: 1,108,329.77
Step by Step Solution
- Step 1: Write the proportion equation
1,447,716.36 : 1,997,850.96 = 803,136.56 : x - Step 2: Convert to fraction form
1,447,716.36/1,997,850.96 = 803,136.56/x - Step 3: Cross multiply
1,447,716.36x = 1,997,850.96 × 803,136.56 - Step 4: Simplify right side
1,447,716.36x = 1,604,547,147,407.10 - Step 5: Solve for x
x = 1,604,547,147,407.10/1,447,716.36 - Step 6: Final answer
x = 1,108,329.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.