Finding the Fourth Proportional to 1,338,260, 1,846,560.66 and 757,480.28
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Solution
The fourth proportional to 1,338,260, 1,846,560.66 and 757,480.28 is: 1,045,187.99
Step by Step Solution
- Step 1: Write the proportion equation
1,338,260 : 1,846,560.66 = 757,480.28 : x - Step 2: Convert to fraction form
1,338,260/1,846,560.66 = 757,480.28/x - Step 3: Cross multiply
1,338,260x = 1,846,560.66 × 757,480.28 - Step 4: Simplify right side
1,338,260x = 1,398,733,285,773.78 - Step 5: Solve for x
x = 1,398,733,285,773.78/1,338,260 - Step 6: Final answer
x = 1,045,187.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.