Finding the Fourth Proportional to 1,057,029.86, 1,458,091.14 and 674,625.62
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Solution
The fourth proportional to 1,057,029.86, 1,458,091.14 and 674,625.62 is: 930,593.99
Step by Step Solution
- Step 1: Write the proportion equation
1,057,029.86 : 1,458,091.14 = 674,625.62 : x - Step 2: Convert to fraction form
1,057,029.86/1,458,091.14 = 674,625.62/x - Step 3: Cross multiply
1,057,029.86x = 1,458,091.14 × 674,625.62 - Step 4: Simplify right side
1,057,029.86x = 983,665,639,339.01 - Step 5: Solve for x
x = 983,665,639,339.01/1,057,029.86 - Step 6: Final answer
x = 930,593.99
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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.