Finding the Fourth Proportional to 1,277,121.66, 1,762,394.94 and 704,151.96
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Solution
The fourth proportional to 1,277,121.66, 1,762,394.94 and 704,151.96 is: 971,711.54
Step by Step Solution
- Step 1: Write the proportion equation
1,277,121.66 : 1,762,394.94 = 704,151.96 : x - Step 2: Convert to fraction form
1,277,121.66/1,762,394.94 = 704,151.96/x - Step 3: Cross multiply
1,277,121.66x = 1,762,394.94 × 704,151.96 - Step 4: Simplify right side
1,277,121.66x = 1,240,993,851,295.08 - Step 5: Solve for x
x = 1,240,993,851,295.08/1,277,121.66 - Step 6: Final answer
x = 971,711.54
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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.