Finding the Fourth Proportional to 1,207,634, 1,811,512.56 and 309,083.12
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Solution
The fourth proportional to 1,207,634, 1,811,512.56 and 309,083.12 is: 463,640.44
Step by Step Solution
- Step 1: Write the proportion equation
1,207,634 : 1,811,512.56 = 309,083.12 : x - Step 2: Convert to fraction form
1,207,634/1,811,512.56 = 309,083.12/x - Step 3: Cross multiply
1,207,634x = 1,811,512.56 × 309,083.12 - Step 4: Simplify right side
1,207,634x = 559,907,953,963.99 - Step 5: Solve for x
x = 559,907,953,963.99/1,207,634 - Step 6: Final answer
x = 463,640.44
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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.